80906693

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 103584960

約数和(自身を除く): 22678267

約数列:

[1, 7, 19, 43, 47, 49, 133, 301, 329, 817, 893, 931, 1849, 2021, 2107, 2303, 5719, 6251, 12943, 14147, 35131, 38399, 40033, 43757, 86903, 90601, 99029, 245917, 268793, 608321, 1651157, 1721419, 1881551, 4258247, 11558099, 80906693]

約数ペア:

[(1, 80906693), (7, 11558099), (19, 4258247), (43, 1881551), (47, 1721419), (49, 1651157), (133, 608321), (301, 268793), (329, 245917), (817, 99029), (893, 90601), (931, 86903), (1849, 43757), (2021, 40033), (2107, 38399), (2303, 35131), (5719, 14147), (6251, 12943)]