217238466

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{458309}}^1$

素因数の和:458393

約数の個数: 16

約数和(自身を含む): 439977600

約数和(自身を除く): 222739134

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 458309, 916618, 1374927, 2749854, 36206411, 72412822, 108619233, 217238466]

約数ペア:

[(1, 217238466), (2, 108619233), (3, 72412822), (6, 36206411), (79, 2749854), (158, 1374927), (237, 916618), (474, 458309)]