1390492033

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 1707982848

約数和(自身を除く): 317490815

約数列:

[1, 7, 17, 119, 131, 191, 467, 917, 1337, 2227, 3247, 3269, 7939, 15589, 22729, 25021, 55573, 61177, 89197, 175147, 425357, 428239, 624379, 1040009, 1516349, 2977499, 7280063, 10614443, 11684807, 81793649, 198641719, 1390492033]

約数ペア:

[(1, 1390492033), (7, 198641719), (17, 81793649), (119, 11684807), (131, 10614443), (191, 7280063), (467, 2977499), (917, 1516349), (1337, 1040009), (2227, 624379), (3247, 428239), (3269, 425357), (7939, 175147), (15589, 89197), (22729, 61177), (25021, 55573)]