1861052388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 144

約数和(自身を含む): 4956059136

約数和(自身を除く): 3095006748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 53, 62, 78, 93, 106, 124, 137, 156, 159, 186, 212, 274, 318, 372, 403, 411, 548, 636, 689, 806, 822, 1209, 1378, 1612, 1643, 1644, 1781, 2067, 2418, 2756, 2809, 3286, 3562, 4134, 4247, 4836, 4929, 5343, 5618, 6572, 7124, 7261, 8268, 8427, 8494, 9858, 10686, 11236, 12741, 14522, 16854, 16988, 19716, 21359, 21372, 21783, 25482, 29044, 33708, 36517, 42718, 43566, 50964, 55211, 64077, 73034, 85436, 87079, 87132, 94393, 109551, 110422, 128154, 146068, 165633, 174158, 188786, 219102, 220844, 225091, 256308, 261237, 283179, 331266, 348316, 377572, 384833, 438204, 450182, 522474, 566358, 662532, 675273, 769666, 900364, 1044948, 1132027, 1132716, 1154499, 1350546, 1539332, 2264054, 2308998, 2701092, 2926183, 3396081, 4528108, 4617996, 5002829, 5852366, 6792162, 8778549, 10005658, 11704732, 11929823, 13584324, 15008487, 17557098, 20011316, 23859646, 30016974, 35114196, 35789469, 47719292, 60033948, 71578938, 143157876, 155087699, 310175398, 465263097, 620350796, 930526194, 1861052388]

約数ペア:

[(1, 1861052388), (2, 930526194), (3, 620350796), (4, 465263097), (6, 310175398), (12, 155087699), (13, 143157876), (26, 71578938), (31, 60033948), (39, 47719292), (52, 35789469), (53, 35114196), (62, 30016974), (78, 23859646), (93, 20011316), (106, 17557098), (124, 15008487), (137, 13584324), (156, 11929823), (159, 11704732), (186, 10005658), (212, 8778549), (274, 6792162), (318, 5852366), (372, 5002829), (403, 4617996), (411, 4528108), (548, 3396081), (636, 2926183), (689, 2701092), (806, 2308998), (822, 2264054), (1209, 1539332), (1378, 1350546), (1612, 1154499), (1643, 1132716), (1644, 1132027), (1781, 1044948), (2067, 900364), (2418, 769666), (2756, 675273), (2809, 662532), (3286, 566358), (3562, 522474), (4134, 450182), (4247, 438204), (4836, 384833), (4929, 377572), (5343, 348316), (5618, 331266), (6572, 283179), (7124, 261237), (7261, 256308), (8268, 225091), (8427, 220844), (8494, 219102), (9858, 188786), (10686, 174158), (11236, 165633), (12741, 146068), (14522, 128154), (16854, 110422), (16988, 109551), (19716, 94393), (21359, 87132), (21372, 87079), (21783, 85436), (25482, 73034), (29044, 64077), (33708, 55211), (36517, 50964), (42718, 43566)]