12901507970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{632117}}^1$

素因数の和:632294

約数の個数: 32

約数和(自身を含む): 25168410288

約数和(自身を除く): 12266902318

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 20410, 632117, 1264234, 3160585, 6321170, 8217521, 16435042, 41087605, 82175210, 99242369, 198484738, 496211845, 992423690, 1290150797, 2580301594, 6450753985, 12901507970]

約数ペア:

[(1, 12901507970), (2, 6450753985), (5, 2580301594), (10, 1290150797), (13, 992423690), (26, 496211845), (65, 198484738), (130, 99242369), (157, 82175210), (314, 41087605), (785, 16435042), (1570, 8217521), (2041, 6321170), (4082, 3160585), (10205, 1264234), (20410, 632117)]