157540890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{403951}}^1$

素因数の和:403974

約数の個数: 32

約数和(自身を含む): 407183616

約数和(自身を除く): 249642726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 403951, 807902, 1211853, 2019755, 2423706, 4039510, 5251363, 6059265, 10502726, 12118530, 15754089, 26256815, 31508178, 52513630, 78770445, 157540890]

約数ペア:

[(1, 157540890), (2, 78770445), (3, 52513630), (5, 31508178), (6, 26256815), (10, 15754089), (13, 12118530), (15, 10502726), (26, 6059265), (30, 5251363), (39, 4039510), (65, 2423706), (78, 2019755), (130, 1211853), (195, 807902), (390, 403951)]