397986369

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{634747}}^1$

素因数の和:634780

約数の個数: 16

約数和(自身を含む): 609358080

約数和(自身を除く): 211371711

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 634747, 1904241, 6982217, 12060193, 20946651, 36180579, 132662123, 397986369]

約数ペア:

[(1, 397986369), (3, 132662123), (11, 36180579), (19, 20946651), (33, 12060193), (57, 6982217), (209, 1904241), (627, 634747)]