121328977

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{15601}}^1$

素因数の和:15720

約数の個数: 16

約数和(自身を含む): 152774784

約数和(自身を除く): 31445807

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 15601, 109207, 171611, 1201277, 1575701, 11029907, 17332711, 121328977]

約数ペア:

[(1, 121328977), (7, 17332711), (11, 11029907), (77, 1575701), (101, 1201277), (707, 171611), (1111, 109207), (7777, 15601)]