158907

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 24

約数和(自身を含む): 262656

約数和(自身を除く): 103749

約数列:

[1, 3, 7, 21, 23, 47, 49, 69, 141, 147, 161, 329, 483, 987, 1081, 1127, 2303, 3243, 3381, 6909, 7567, 22701, 52969, 158907]

約数ペア:

[(1, 158907), (3, 52969), (7, 22701), (21, 7567), (23, 6909), (47, 3381), (49, 3243), (69, 2303), (141, 1127), (147, 1081), (161, 987), (329, 483)]