13721643

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 22482768

約数和(自身を除く): 8761125

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 157, 249, 351, 471, 747, 1053, 1079, 1413, 2041, 2241, 3237, 4239, 6123, 6723, 9711, 12717, 13031, 18369, 29133, 39093, 55107, 87399, 117279, 165321, 169403, 351837, 508209, 1055511, 1524627, 4573881, 13721643]

約数ペア:

[(1, 13721643), (3, 4573881), (9, 1524627), (13, 1055511), (27, 508209), (39, 351837), (81, 169403), (83, 165321), (117, 117279), (157, 87399), (249, 55107), (351, 39093), (471, 29133), (747, 18369), (1053, 13031), (1079, 12717), (1413, 9711), (2041, 6723), (2241, 6123), (3237, 4239)]