207918487

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{15287}}^1$

素因数の和:15390

約数の個数: 16

約数和(自身を含む): 249500160

約数和(自身を除く): 41581673

約数列:

[1, 7, 29, 67, 203, 469, 1943, 13601, 15287, 107009, 443323, 1024229, 3103261, 7169603, 29702641, 207918487]

約数ペア:

[(1, 207918487), (7, 29702641), (29, 7169603), (67, 3103261), (203, 1024229), (469, 443323), (1943, 107009), (13601, 15287)]