255353478

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{1289}}^1$

素因数の和:1672

約数の個数: 32

約数和(自身を含む): 516970080

約数和(自身を除く): 261616602

約数列:

[1, 2, 3, 6, 137, 241, 274, 411, 482, 723, 822, 1289, 1446, 2578, 3867, 7734, 33017, 66034, 99051, 176593, 198102, 310649, 353186, 529779, 621298, 931947, 1059558, 1863894, 42558913, 85117826, 127676739, 255353478]

約数ペア:

[(1, 255353478), (2, 127676739), (3, 85117826), (6, 42558913), (137, 1863894), (241, 1059558), (274, 931947), (411, 621298), (482, 529779), (723, 353186), (822, 310649), (1289, 198102), (1446, 176593), (2578, 99051), (3867, 66034), (7734, 33017)]