215081008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{790739}}^1$

素因数の和:790764

約数の個数: 20

約数和(自身を含む): 441232920

約数和(自身を除く): 226151912

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 790739, 1581478, 3162956, 6325912, 12651824, 13442563, 26885126, 53770252, 107540504, 215081008]

約数ペア:

[(1, 215081008), (2, 107540504), (4, 53770252), (8, 26885126), (16, 13442563), (17, 12651824), (34, 6325912), (68, 3162956), (136, 1581478), (272, 790739)]