15300145

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 21897216

約数和(自身を除く): 6597071

約数列:

[1, 5, 7, 35, 47, 71, 131, 235, 329, 355, 497, 655, 917, 1645, 2485, 3337, 4585, 6157, 9301, 16685, 23359, 30785, 43099, 46505, 65107, 116795, 215495, 325535, 437147, 2185735, 3060029, 15300145]

約数ペア:

[(1, 15300145), (5, 3060029), (7, 2185735), (35, 437147), (47, 325535), (71, 215495), (131, 116795), (235, 65107), (329, 46505), (355, 43099), (497, 30785), (655, 23359), (917, 16685), (1645, 9301), (2485, 6157), (3337, 4585)]