1289730056

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{811}}^1\times {\mathrm{1451}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 2440579680

約数和(自身を除く): 1150849624

約数列:

[1, 2, 4, 8, 137, 274, 548, 811, 1096, 1451, 1622, 2902, 3244, 5804, 6488, 11608, 111107, 198787, 222214, 397574, 444428, 795148, 888856, 1176761, 1590296, 2353522, 4707044, 9414088, 161216257, 322432514, 644865028, 1289730056]

約数ペア:

[(1, 1289730056), (2, 644865028), (4, 322432514), (8, 161216257), (137, 9414088), (274, 4707044), (548, 2353522), (811, 1590296), (1096, 1176761), (1451, 888856), (1622, 795148), (2902, 444428), (3244, 397574), (5804, 222214), (6488, 198787), (11608, 111107)]