331320681

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 517870080

約数和(自身を除く): 186549399

約数列:

[1, 3, 9, 23, 37, 69, 111, 181, 207, 239, 333, 543, 717, 851, 1629, 2151, 2553, 4163, 5497, 6697, 7659, 8843, 12489, 16491, 20091, 26529, 37467, 43259, 49473, 60273, 79587, 129777, 154031, 203389, 389331, 462093, 610167, 994957, 1386279, 1600583, 1830501, 2984871, 4801749, 8954613, 14405247, 36813409, 110440227, 331320681]

約数ペア:

[(1, 331320681), (3, 110440227), (9, 36813409), (23, 14405247), (37, 8954613), (69, 4801749), (111, 2984871), (181, 1830501), (207, 1600583), (239, 1386279), (333, 994957), (543, 610167), (717, 462093), (851, 389331), (1629, 203389), (2151, 154031), (2553, 129777), (4163, 79587), (5497, 60273), (6697, 49473), (7659, 43259), (8843, 37467), (12489, 26529), (16491, 20091)]