15992207

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 20428800

約数和(自身を除く): 4436593

約数列:

[1, 7, 11, 77, 79, 121, 239, 553, 847, 869, 1673, 2629, 6083, 9559, 18403, 18881, 28919, 66913, 132167, 202433, 207691, 1453837, 2284601, 15992207]

約数ペア:

[(1, 15992207), (7, 2284601), (11, 1453837), (77, 207691), (79, 202433), (121, 132167), (239, 66913), (553, 28919), (847, 18881), (869, 18403), (1673, 9559), (2629, 6083)]