313149221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{140237}}^1$

素因数の和:140284

約数の個数: 16

約数和(自身を含む): 403885440

約数和(自身を除く): 90736219

約数列:

[1, 7, 11, 29, 77, 203, 319, 2233, 140237, 981659, 1542607, 4066873, 10798249, 28468111, 44735603, 313149221]

約数ペア:

[(1, 313149221), (7, 44735603), (11, 28468111), (29, 10798249), (77, 4066873), (203, 1542607), (319, 981659), (2233, 140237)]