397172008

素因数分解:

$2^3\times {\mathrm{1249}}^1\times {\mathrm{39749}}^1$

素因数の和:41004

約数の個数: 16

約数和(自身を含む): 745312500

約数和(自身を除く): 348140492

約数列:

[1, 2, 4, 8, 1249, 2498, 4996, 9992, 39749, 79498, 158996, 317992, 49646501, 99293002, 198586004, 397172008]

約数ペア:

[(1, 397172008), (2, 198586004), (4, 99293002), (8, 49646501), (1249, 317992), (2498, 158996), (4996, 79498), (9992, 39749)]