258754808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{16477}}^1$

素因数の和:16647

約数の個数: 32

約数和(自身を含む): 525977760

約数和(自身を除く): 267222952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 151, 302, 604, 1208, 1963, 3926, 7852, 15704, 16477, 32954, 65908, 131816, 214201, 428402, 856804, 1713608, 2488027, 4976054, 9952108, 19904216, 32344351, 64688702, 129377404, 258754808]

約数ペア:

[(1, 258754808), (2, 129377404), (4, 64688702), (8, 32344351), (13, 19904216), (26, 9952108), (52, 4976054), (104, 2488027), (151, 1713608), (302, 856804), (604, 428402), (1208, 214201), (1963, 131816), (3926, 65908), (7852, 32954), (15704, 16477)]