78919113

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 133961856

約数和(自身を除く): 55042743

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 169, 259, 273, 481, 507, 601, 777, 1183, 1443, 1803, 3367, 3549, 4207, 6253, 7813, 10101, 12621, 18759, 22237, 23439, 43771, 54691, 66711, 101569, 131313, 155659, 164073, 289081, 304707, 466977, 710983, 867243, 2023567, 2132949, 3758053, 6070701, 11274159, 26306371, 78919113]

約数ペア:

[(1, 78919113), (3, 26306371), (7, 11274159), (13, 6070701), (21, 3758053), (37, 2132949), (39, 2023567), (91, 867243), (111, 710983), (169, 466977), (259, 304707), (273, 289081), (481, 164073), (507, 155659), (601, 131313), (777, 101569), (1183, 66711), (1443, 54691), (1803, 43771), (3367, 23439), (3549, 22237), (4207, 18759), (6253, 12621), (7813, 10101)]