42347711

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 51193296

約数和(自身を除く): 8845585

約数列:

[1, 7, 41, 49, 107, 197, 287, 749, 1379, 2009, 4387, 5243, 8077, 9653, 21079, 30709, 56539, 147553, 214963, 395773, 864239, 1032871, 6049673, 42347711]

約数ペア:

[(1, 42347711), (7, 6049673), (41, 1032871), (49, 864239), (107, 395773), (197, 214963), (287, 147553), (749, 56539), (1379, 30709), (2009, 21079), (4387, 9653), (5243, 8077)]