138281635

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 178371072

約数和(自身を除く): 40089437

約数列:

[1, 5, 23, 67, 115, 131, 137, 335, 655, 685, 1541, 3013, 3151, 7705, 8777, 9179, 15065, 15755, 17947, 43885, 45895, 89735, 201871, 211117, 412781, 1009355, 1055585, 1202449, 2063905, 6012245, 27656327, 138281635]

約数ペア:

[(1, 138281635), (5, 27656327), (23, 6012245), (67, 2063905), (115, 1202449), (131, 1055585), (137, 1009355), (335, 412781), (655, 211117), (685, 201871), (1541, 89735), (3013, 45895), (3151, 43885), (7705, 17947), (8777, 15755), (9179, 15065)]