66121804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{38713}}^1$

素因数の和:38785

約数の個数: 24

約数和(自身を含む): 134415008

約数和(自身を除く): 68293204

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 38713, 77426, 154852, 270991, 541982, 1083964, 2361493, 4722986, 9445972, 16530451, 33060902, 66121804]

約数ペア:

[(1, 66121804), (2, 33060902), (4, 16530451), (7, 9445972), (14, 4722986), (28, 2361493), (61, 1083964), (122, 541982), (244, 270991), (427, 154852), (854, 77426), (1708, 38713)]