71856688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{264179}}^1$

素因数の和:264204

約数の個数: 20

約数和(自身を含む): 147412440

約数和(自身を除く): 75555752

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 264179, 528358, 1056716, 2113432, 4226864, 4491043, 8982086, 17964172, 35928344, 71856688]

約数ペア:

[(1, 71856688), (2, 35928344), (4, 17964172), (8, 8982086), (16, 4491043), (17, 4226864), (34, 2113432), (68, 1056716), (136, 528358), (272, 264179)]