627471

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 1013376

約数和(自身を除く): 385905

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 173, 279, 403, 519, 1209, 1557, 2249, 3627, 5363, 6747, 16089, 20241, 48267, 69719, 209157, 627471]

約数ペア:

[(1, 627471), (3, 209157), (9, 69719), (13, 48267), (31, 20241), (39, 16089), (93, 6747), (117, 5363), (173, 3627), (279, 2249), (403, 1557), (519, 1209)]