12172531

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 14881104

約数和(自身を除く): 2708573

約数列:

[1, 7, 41, 49, 73, 83, 287, 511, 581, 2009, 2993, 3403, 3577, 4067, 6059, 20951, 23821, 42413, 146657, 166747, 248419, 296891, 1738933, 12172531]

約数ペア:

[(1, 12172531), (7, 1738933), (41, 296891), (49, 248419), (73, 166747), (83, 146657), (287, 42413), (511, 23821), (581, 20951), (2009, 6059), (2993, 4067), (3403, 3577)]