1290275

素因数分解:

$5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 1871904

約数和(自身を除く): 581629

約数列:

[1, 5, 7, 25, 35, 73, 101, 175, 365, 505, 511, 707, 1825, 2525, 2555, 3535, 7373, 12775, 17675, 36865, 51611, 184325, 258055, 1290275]

約数ペア:

[(1, 1290275), (5, 258055), (7, 184325), (25, 51611), (35, 36865), (73, 17675), (101, 12775), (175, 7373), (365, 3535), (505, 2555), (511, 2525), (707, 1825)]