74390463

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16631}}^1$

素因数の和:16715

約数の個数: 24

約数和(自身を含む): 124540416

約数和(自身を除く): 50149953

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 16631, 49893, 116417, 149679, 349251, 1047753, 1180801, 3542403, 8265607, 10627209, 24796821, 74390463]

約数ペア:

[(1, 74390463), (3, 24796821), (7, 10627209), (9, 8265607), (21, 3542403), (63, 1180801), (71, 1047753), (213, 349251), (497, 149679), (639, 116417), (1491, 49893), (4473, 16631)]