31306653

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 53813760

約数和(自身を除く): 22507107

約数列:

[1, 3, 7, 9, 21, 47, 63, 97, 109, 141, 291, 327, 329, 423, 679, 763, 873, 981, 987, 2037, 2289, 2961, 4559, 5123, 6111, 6867, 10573, 13677, 15369, 31719, 31913, 35861, 41031, 46107, 74011, 95157, 95739, 107583, 222033, 287217, 322749, 496931, 666099, 1490793, 3478517, 4472379, 10435551, 31306653]

約数ペア:

[(1, 31306653), (3, 10435551), (7, 4472379), (9, 3478517), (21, 1490793), (47, 666099), (63, 496931), (97, 322749), (109, 287217), (141, 222033), (291, 107583), (327, 95739), (329, 95157), (423, 74011), (679, 46107), (763, 41031), (873, 35861), (981, 31913), (987, 31719), (2037, 15369), (2289, 13677), (2961, 10573), (4559, 6867), (5123, 6111)]