668943

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 1095120

約数和(自身を除く): 426177

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 233, 261, 319, 699, 957, 2097, 2563, 2871, 6757, 7689, 20271, 23067, 60813, 74327, 222981, 668943]

約数ペア:

[(1, 668943), (3, 222981), (9, 74327), (11, 60813), (29, 23067), (33, 20271), (87, 7689), (99, 6757), (233, 2871), (261, 2563), (319, 2097), (699, 957)]