31822947

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 20462013

約数列:

[1, 3, 9, 13, 29, 39, 83, 87, 113, 117, 249, 261, 339, 377, 747, 1017, 1079, 1131, 1469, 2407, 3237, 3277, 3393, 4407, 7221, 9379, 9711, 9831, 13221, 21663, 28137, 29493, 31291, 42601, 84411, 93873, 121927, 127803, 271991, 281619, 365781, 383409, 815973, 1097343, 2447919, 3535883, 10607649, 31822947]

約数ペア:

[(1, 31822947), (3, 10607649), (9, 3535883), (13, 2447919), (29, 1097343), (39, 815973), (83, 383409), (87, 365781), (113, 281619), (117, 271991), (249, 127803), (261, 121927), (339, 93873), (377, 84411), (747, 42601), (1017, 31291), (1079, 29493), (1131, 28137), (1469, 21663), (2407, 13221), (3237, 9831), (3277, 9711), (3393, 9379), (4407, 7221)]