199956911

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1087}}^1\times {\mathrm{2389}}^1$

素因数の和:3494

約数の個数: 16

約数和(自身を含む): 249630720

約数和(自身を除く): 49673809

約数列:

[1, 7, 11, 77, 1087, 2389, 7609, 11957, 16723, 26279, 83699, 183953, 2596843, 18177901, 28565273, 199956911]

約数ペア:

[(1, 199956911), (7, 28565273), (11, 18177901), (77, 2596843), (1087, 183953), (2389, 83699), (7609, 26279), (11957, 16723)]