64139307

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{2969}}^1$

素因数の和:3370

約数の個数: 16

約数和(自身を含む): 90288000

約数和(自身を除く): 26148693

約数列:

[1, 3, 19, 57, 379, 1137, 2969, 7201, 8907, 21603, 56411, 169233, 1125251, 3375753, 21379769, 64139307]

約数ペア:

[(1, 64139307), (3, 21379769), (19, 3375753), (57, 1125251), (379, 169233), (1137, 56411), (2969, 21603), (7201, 8907)]