634399965

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 1271255040

約数和(自身を除く): 636855075

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 37, 45, 51, 85, 93, 111, 135, 153, 155, 185, 241, 255, 279, 333, 459, 465, 527, 555, 629, 723, 765, 837, 999, 1147, 1205, 1395, 1581, 1665, 1887, 2169, 2295, 2635, 3145, 3441, 3615, 4097, 4185, 4743, 4995, 5661, 5735, 6507, 7471, 7905, 8917, 9435, 10323, 10845, 12291, 14229, 16983, 17205, 19499, 20485, 22413, 23715, 26751, 28305, 30969, 32535, 36873, 37355, 44585, 51615, 58497, 61455, 67239, 71145, 80253, 84915, 97495, 110619, 112065, 127007, 133755, 151589, 154845, 175491, 184365, 201717, 240759, 276427, 292485, 336195, 381021, 401265, 454767, 526473, 553095, 635035, 757945, 829281, 877455, 1008585, 1143063, 1203795, 1364301, 1382135, 1905105, 2273835, 2487843, 2632365, 3429189, 4092903, 4146405, 4699259, 5715315, 6821505, 7463529, 12439215, 14097777, 17145945, 20464515, 23496295, 37317645, 42293331, 70488885, 126879993, 211466655, 634399965]

約数ペア:

[(1, 634399965), (3, 211466655), (5, 126879993), (9, 70488885), (15, 42293331), (17, 37317645), (27, 23496295), (31, 20464515), (37, 17145945), (45, 14097777), (51, 12439215), (85, 7463529), (93, 6821505), (111, 5715315), (135, 4699259), (153, 4146405), (155, 4092903), (185, 3429189), (241, 2632365), (255, 2487843), (279, 2273835), (333, 1905105), (459, 1382135), (465, 1364301), (527, 1203795), (555, 1143063), (629, 1008585), (723, 877455), (765, 829281), (837, 757945), (999, 635035), (1147, 553095), (1205, 526473), (1395, 454767), (1581, 401265), (1665, 381021), (1887, 336195), (2169, 292485), (2295, 276427), (2635, 240759), (3145, 201717), (3441, 184365), (3615, 175491), (4097, 154845), (4185, 151589), (4743, 133755), (4995, 127007), (5661, 112065), (5735, 110619), (6507, 97495), (7471, 84915), (7905, 80253), (8917, 71145), (9435, 67239), (10323, 61455), (10845, 58497), (12291, 51615), (14229, 44585), (16983, 37355), (17205, 36873), (19499, 32535), (20485, 30969), (22413, 28305), (23715, 26751)]