258510798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1759

約数の個数: 128

約数和(自身を含む): 730275840

約数和(自身を除く): 471765042

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 62, 63, 78, 91, 93, 117, 126, 182, 186, 189, 217, 234, 273, 279, 351, 378, 403, 434, 546, 558, 651, 702, 806, 819, 837, 1209, 1302, 1638, 1674, 1697, 1953, 2418, 2457, 2821, 3394, 3627, 3906, 4914, 5091, 5642, 5859, 7254, 8463, 10182, 10881, 11718, 11879, 15273, 16926, 21762, 22061, 23758, 25389, 30546, 35637, 44122, 45819, 50778, 52607, 66183, 71274, 76167, 91638, 105214, 106911, 132366, 152334, 154427, 157821, 198549, 213822, 308854, 315642, 320733, 368249, 397098, 463281, 473463, 595647, 641466, 683891, 736498, 926562, 946926, 1104747, 1191294, 1367782, 1389843, 1420389, 2051673, 2209494, 2779686, 2840778, 3314241, 4103346, 4169529, 4787237, 6155019, 6628482, 8339058, 9574474, 9942723, 12310038, 14361711, 18465057, 19885446, 28723422, 36930114, 43085133, 86170266, 129255399, 258510798]

約数ペア:

[(1, 258510798), (2, 129255399), (3, 86170266), (6, 43085133), (7, 36930114), (9, 28723422), (13, 19885446), (14, 18465057), (18, 14361711), (21, 12310038), (26, 9942723), (27, 9574474), (31, 8339058), (39, 6628482), (42, 6155019), (54, 4787237), (62, 4169529), (63, 4103346), (78, 3314241), (91, 2840778), (93, 2779686), (117, 2209494), (126, 2051673), (182, 1420389), (186, 1389843), (189, 1367782), (217, 1191294), (234, 1104747), (273, 946926), (279, 926562), (351, 736498), (378, 683891), (403, 641466), (434, 595647), (546, 473463), (558, 463281), (651, 397098), (702, 368249), (806, 320733), (819, 315642), (837, 308854), (1209, 213822), (1302, 198549), (1638, 157821), (1674, 154427), (1697, 152334), (1953, 132366), (2418, 106911), (2457, 105214), (2821, 91638), (3394, 76167), (3627, 71274), (3906, 66183), (4914, 52607), (5091, 50778), (5642, 45819), (5859, 44122), (7254, 35637), (8463, 30546), (10182, 25389), (10881, 23758), (11718, 22061), (11879, 21762), (15273, 16926)]