51163749

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 91728000

約数和(自身を除く): 40564251

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 179, 273, 349, 537, 819, 1047, 1253, 1611, 2327, 2443, 3141, 3759, 4537, 6981, 7329, 11277, 13611, 16289, 20943, 21987, 31759, 40833, 48867, 62471, 95277, 146601, 187413, 285831, 437297, 562239, 812123, 1311891, 2436369, 3935673, 5684861, 7309107, 17054583, 51163749]

約数ペア:

[(1, 51163749), (3, 17054583), (7, 7309107), (9, 5684861), (13, 3935673), (21, 2436369), (39, 1311891), (63, 812123), (91, 562239), (117, 437297), (179, 285831), (273, 187413), (349, 146601), (537, 95277), (819, 62471), (1047, 48867), (1253, 40833), (1611, 31759), (2327, 21987), (2443, 20943), (3141, 16289), (3759, 13611), (4537, 11277), (6981, 7329)]