309075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 552048

約数和(自身を除く): 242973

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 317, 325, 951, 975, 1585, 4121, 4755, 7925, 12363, 20605, 23775, 61815, 103025, 309075]

約数ペア:

[(1, 309075), (3, 103025), (5, 61815), (13, 23775), (15, 20605), (25, 12363), (39, 7925), (65, 4755), (75, 4121), (195, 1585), (317, 975), (325, 951)]