307779802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{419}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 510390720

約数和(自身を除く): 202610918

約数列:

[1, 2, 11, 22, 173, 193, 346, 386, 419, 838, 1903, 2123, 3806, 4246, 4609, 9218, 33389, 66778, 72487, 80867, 144974, 161734, 367279, 734558, 797357, 889537, 1594714, 1779074, 13989991, 27979982, 153889901, 307779802]

約数ペア:

[(1, 307779802), (2, 153889901), (11, 27979982), (22, 13989991), (173, 1779074), (193, 1594714), (346, 889537), (386, 797357), (419, 734558), (838, 367279), (1903, 161734), (2123, 144974), (3806, 80867), (4246, 72487), (4609, 66778), (9218, 33389)]