87890408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{646253}}^1$

素因数の和:646276

約数の個数: 16

約数和(自身を含む): 174488580

約数和(自身を除く): 86598172

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 646253, 1292506, 2585012, 5170024, 10986301, 21972602, 43945204, 87890408]

約数ペア:

[(1, 87890408), (2, 43945204), (4, 21972602), (8, 10986301), (17, 5170024), (34, 2585012), (68, 1292506), (136, 646253)]