42507657

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1187}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 64494144

約数和(自身を除く): 21986487

約数列:

[1, 3, 9, 23, 69, 173, 207, 519, 1187, 1557, 3561, 3979, 10683, 11937, 27301, 35811, 81903, 205351, 245709, 616053, 1848159, 4723073, 14169219, 42507657]

約数ペア:

[(1, 42507657), (3, 14169219), (9, 4723073), (23, 1848159), (69, 616053), (173, 245709), (207, 205351), (519, 81903), (1187, 35811), (1557, 27301), (3561, 11937), (3979, 10683)]