15215025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 29216384

約数和(自身を除く): 14001359

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 365, 397, 511, 525, 1095, 1191, 1533, 1825, 1985, 2555, 2779, 5475, 5955, 7665, 8337, 9925, 12775, 13895, 28981, 29775, 38325, 41685, 69475, 86943, 144905, 202867, 208425, 434715, 608601, 724525, 1014335, 2173575, 3043005, 5071675, 15215025]

約数ペア:

[(1, 15215025), (3, 5071675), (5, 3043005), (7, 2173575), (15, 1014335), (21, 724525), (25, 608601), (35, 434715), (73, 208425), (75, 202867), (105, 144905), (175, 86943), (219, 69475), (365, 41685), (397, 38325), (511, 29775), (525, 28981), (1095, 13895), (1191, 12775), (1533, 9925), (1825, 8337), (1985, 7665), (2555, 5955), (2779, 5475)]