15620475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 28630112

約数和(自身を除く): 13009637

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 433, 481, 555, 925, 975, 1299, 1443, 2165, 2405, 2775, 5629, 6495, 7215, 10825, 12025, 16021, 16887, 28145, 32475, 36075, 48063, 80105, 84435, 140725, 208273, 240315, 400525, 422175, 624819, 1041365, 1201575, 3124095, 5206825, 15620475]

約数ペア:

[(1, 15620475), (3, 5206825), (5, 3124095), (13, 1201575), (15, 1041365), (25, 624819), (37, 422175), (39, 400525), (65, 240315), (75, 208273), (111, 140725), (185, 84435), (195, 80105), (325, 48063), (433, 36075), (481, 32475), (555, 28145), (925, 16887), (975, 16021), (1299, 12025), (1443, 10825), (2165, 7215), (2405, 6495), (2775, 5629)]