217388642

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{6151}}^1$

素因数の和:6625

約数の個数: 16

約数和(自身を含む): 334865664

約数和(自身を除く): 117477022

約数列:

[1, 2, 41, 82, 431, 862, 6151, 12302, 17671, 35342, 252191, 504382, 2651081, 5302162, 108694321, 217388642]

約数ペア:

[(1, 217388642), (2, 108694321), (41, 5302162), (82, 2651081), (431, 504382), (862, 252191), (6151, 35342), (12302, 17671)]