64859781

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 106579968

約数和(自身を除く): 41720187

約数列:

[1, 3, 7, 21, 31, 43, 49, 93, 129, 147, 217, 301, 331, 651, 903, 993, 1333, 1519, 2107, 2317, 3999, 4557, 6321, 6951, 9331, 10261, 14233, 16219, 27993, 30783, 42699, 48657, 65317, 71827, 99631, 195951, 215481, 298893, 441223, 502789, 697417, 1323669, 1508367, 2092251, 3088561, 9265683, 21619927, 64859781]

約数ペア:

[(1, 64859781), (3, 21619927), (7, 9265683), (21, 3088561), (31, 2092251), (43, 1508367), (49, 1323669), (93, 697417), (129, 502789), (147, 441223), (217, 298893), (301, 215481), (331, 195951), (651, 99631), (903, 71827), (993, 65317), (1333, 48657), (1519, 42699), (2107, 30783), (2317, 27993), (3999, 16219), (4557, 14233), (6321, 10261), (6951, 9331)]