215927604

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{43151}}^1$

素因数の和:43300

約数の個数: 36

約数和(自身を含む): 549756480

約数和(自身を除く): 333828876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 43151, 86302, 129453, 172604, 258906, 388359, 517812, 776718, 1553436, 5997989, 11995978, 17993967, 23991956, 35987934, 53981901, 71975868, 107963802, 215927604]

約数ペア:

[(1, 215927604), (2, 107963802), (3, 71975868), (4, 53981901), (6, 35987934), (9, 23991956), (12, 17993967), (18, 11995978), (36, 5997989), (139, 1553436), (278, 776718), (417, 517812), (556, 388359), (834, 258906), (1251, 172604), (1668, 129453), (2502, 86302), (5004, 43151)]