13281625

素因数分解:

$5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:418

約数の個数: 32

約数和(自身を含む): 19438848

約数和(自身を除く): 6157223

約数列:

[1, 5, 7, 25, 35, 43, 125, 175, 215, 301, 353, 875, 1075, 1505, 1765, 2471, 5375, 7525, 8825, 12355, 15179, 37625, 44125, 61775, 75895, 106253, 308875, 379475, 531265, 1897375, 2656325, 13281625]

約数ペア:

[(1, 13281625), (5, 2656325), (7, 1897375), (25, 531265), (35, 379475), (43, 308875), (125, 106253), (175, 75895), (215, 61775), (301, 44125), (353, 37625), (875, 15179), (1075, 12355), (1505, 8825), (1765, 7525), (2471, 5375)]