210502018

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{541}}^1\times {\mathrm{757}}^1$

素因数の和:1557

約数の個数: 16

約数和(自身を含む): 317987064

約数和(自身を除く): 107485046

約数列:

[1, 2, 257, 514, 541, 757, 1082, 1514, 139037, 194549, 278074, 389098, 409537, 819074, 105251009, 210502018]

約数ペア:

[(1, 210502018), (2, 105251009), (257, 819074), (514, 409537), (541, 389098), (757, 278074), (1082, 194549), (1514, 139037)]