68904857

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{509}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 80196480

約数和(自身を除く): 11291623

約数列:

[1, 7, 83, 233, 509, 581, 1631, 3563, 19339, 42247, 118597, 135373, 295729, 830179, 9843551, 68904857]

約数ペア:

[(1, 68904857), (7, 9843551), (83, 830179), (233, 295729), (509, 135373), (581, 118597), (1631, 42247), (3563, 19339)]