1256253405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 2231304192

約数和(自身を除く): 975050787

約数列:

[1, 3, 5, 11, 15, 33, 55, 103, 165, 193, 309, 383, 515, 579, 965, 1133, 1149, 1545, 1915, 2123, 2895, 3399, 4213, 5665, 5745, 6369, 10615, 12639, 16995, 19879, 21065, 31845, 39449, 59637, 63195, 73919, 99395, 118347, 197245, 218669, 221757, 298185, 369595, 433939, 591735, 656007, 813109, 1093345, 1108785, 1301817, 2169695, 2439327, 3280035, 4065545, 6509085, 7613657, 12196635, 22840971, 38068285, 83750227, 114204855, 251250681, 418751135, 1256253405]

約数ペア:

[(1, 1256253405), (3, 418751135), (5, 251250681), (11, 114204855), (15, 83750227), (33, 38068285), (55, 22840971), (103, 12196635), (165, 7613657), (193, 6509085), (309, 4065545), (383, 3280035), (515, 2439327), (579, 2169695), (965, 1301817), (1133, 1108785), (1149, 1093345), (1545, 813109), (1915, 656007), (2123, 591735), (2895, 433939), (3399, 369595), (4213, 298185), (5665, 221757), (5745, 218669), (6369, 197245), (10615, 118347), (12639, 99395), (16995, 73919), (19879, 63195), (21065, 59637), (31845, 39449)]