12782757

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 19317760

約数和(自身を除く): 6535003

約数列:

[1, 3, 13, 31, 39, 93, 97, 109, 291, 327, 403, 1209, 1261, 1417, 3007, 3379, 3783, 4251, 9021, 10137, 10573, 31719, 39091, 43927, 117273, 131781, 137449, 327763, 412347, 983289, 4260919, 12782757]

約数ペア:

[(1, 12782757), (3, 4260919), (13, 983289), (31, 412347), (39, 327763), (93, 137449), (97, 131781), (109, 117273), (291, 43927), (327, 39091), (403, 31719), (1209, 10573), (1261, 10137), (1417, 9021), (3007, 4251), (3379, 3783)]