438888961

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1151}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 548536320

約数和(自身を除く): 109647359

約数列:

[1, 7, 19, 47, 61, 133, 329, 427, 893, 1151, 1159, 2867, 6251, 8057, 8113, 20069, 21869, 54097, 54473, 70211, 153083, 378679, 381311, 491477, 1027843, 1334009, 3299917, 7194901, 9338063, 23099419, 62698423, 438888961]

約数ペア:

[(1, 438888961), (7, 62698423), (19, 23099419), (47, 9338063), (61, 7194901), (133, 3299917), (329, 1334009), (427, 1027843), (893, 491477), (1151, 381311), (1159, 378679), (2867, 153083), (6251, 70211), (8057, 54473), (8113, 54097), (20069, 21869)]