156739557

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{1787}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 227733984

約数和(自身を除く): 70994427

約数列:

[1, 3, 13, 39, 169, 173, 507, 519, 1787, 2249, 5361, 6747, 23231, 29237, 69693, 87711, 302003, 309151, 906009, 927453, 4018963, 12056889, 52246519, 156739557]

約数ペア:

[(1, 156739557), (3, 52246519), (13, 12056889), (39, 4018963), (169, 927453), (173, 906009), (507, 309151), (519, 302003), (1787, 87711), (2249, 69693), (5361, 29237), (6747, 23231)]