136863517

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{21001}}^1$

素因数の和:21041

約数の個数: 16

約数和(自身を含む): 168016000

約数和(自身を除く): 31152483

約数列:

[1, 7, 19, 49, 133, 343, 931, 6517, 21001, 147007, 399019, 1029049, 2793133, 7203343, 19551931, 136863517]

約数ペア:

[(1, 136863517), (7, 19551931), (19, 7203343), (49, 2793133), (133, 1029049), (343, 399019), (931, 147007), (6517, 21001)]