249725673

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 382003776

約数和(自身を除く): 132278103

約数列:

[1, 3, 9, 27, 71, 81, 173, 213, 251, 519, 639, 753, 1557, 1917, 2259, 4671, 5751, 6777, 12283, 14013, 17821, 20331, 36849, 43423, 53463, 110547, 130269, 160389, 331641, 390807, 481167, 994923, 1172421, 1443501, 3083033, 3517263, 9249099, 27747297, 83241891, 249725673]

約数ペア:

[(1, 249725673), (3, 83241891), (9, 27747297), (27, 9249099), (71, 3517263), (81, 3083033), (173, 1443501), (213, 1172421), (251, 994923), (519, 481167), (639, 390807), (753, 331641), (1557, 160389), (1917, 130269), (2259, 110547), (4671, 53463), (5751, 43423), (6777, 36849), (12283, 20331), (14013, 17821)]