13181511

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{36923}}^1$

素因数の和:36950

約数の個数: 16

約数和(自身を含む): 21268224

約数和(自身を除く): 8086713

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 36923, 110769, 258461, 627691, 775383, 1883073, 4393837, 13181511]

約数ペア:

[(1, 13181511), (3, 4393837), (7, 1883073), (17, 775383), (21, 627691), (51, 258461), (119, 110769), (357, 36923)]