128777283

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 198953040

約数和(自身を除く): 70175757

約数列:

[1, 3, 9, 27, 61, 67, 81, 183, 201, 389, 549, 603, 1167, 1647, 1809, 3501, 4087, 4941, 5427, 10503, 12261, 23729, 26063, 31509, 36783, 71187, 78189, 110349, 213561, 234567, 331047, 640683, 703701, 1589843, 1922049, 2111103, 4769529, 14308587, 42925761, 128777283]

約数ペア:

[(1, 128777283), (3, 42925761), (9, 14308587), (27, 4769529), (61, 2111103), (67, 1922049), (81, 1589843), (183, 703701), (201, 640683), (389, 331047), (549, 234567), (603, 213561), (1167, 110349), (1647, 78189), (1809, 71187), (3501, 36783), (4087, 31509), (4941, 26063), (5427, 23729), (10503, 12261)]