15855723

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 25536000

約数和(自身を除く): 9680277

約数列:

[1, 3, 9, 13, 27, 39, 117, 199, 227, 351, 597, 681, 1791, 2043, 2587, 2951, 5373, 6129, 7761, 8853, 23283, 26559, 45173, 69849, 79677, 135519, 406557, 587249, 1219671, 1761747, 5285241, 15855723]

約数ペア:

[(1, 15855723), (3, 5285241), (9, 1761747), (13, 1219671), (27, 587249), (39, 406557), (117, 135519), (199, 79677), (227, 69849), (351, 45173), (597, 26559), (681, 23283), (1791, 8853), (2043, 7761), (2587, 6129), (2951, 5373)]