18335775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 32703264

約数和(自身を除く): 14367489

約数列:

[1, 3, 5, 15, 17, 25, 51, 73, 75, 85, 197, 219, 255, 365, 425, 591, 985, 1095, 1241, 1275, 1825, 2955, 3349, 3723, 4925, 5475, 6205, 10047, 14381, 14775, 16745, 18615, 31025, 43143, 50235, 71905, 83725, 93075, 215715, 244477, 251175, 359525, 733431, 1078575, 1222385, 3667155, 6111925, 18335775]

約数ペア:

[(1, 18335775), (3, 6111925), (5, 3667155), (15, 1222385), (17, 1078575), (25, 733431), (51, 359525), (73, 251175), (75, 244477), (85, 215715), (197, 93075), (219, 83725), (255, 71905), (365, 50235), (425, 43143), (591, 31025), (985, 18615), (1095, 16745), (1241, 14775), (1275, 14381), (1825, 10047), (2955, 6205), (3349, 5475), (3723, 4925)]