68694717

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 116188800

約数和(自身を除く): 47494083

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 103, 147, 273, 309, 349, 637, 721, 1047, 1339, 1911, 2163, 2443, 4017, 4537, 5047, 7329, 9373, 13611, 15141, 17101, 28119, 31759, 35947, 51303, 65611, 95277, 107841, 196833, 222313, 251629, 467311, 666939, 754887, 1401933, 1761403, 3271177, 5284209, 9813531, 22898239, 68694717]

約数ペア:

[(1, 68694717), (3, 22898239), (7, 9813531), (13, 5284209), (21, 3271177), (39, 1761403), (49, 1401933), (91, 754887), (103, 666939), (147, 467311), (273, 251629), (309, 222313), (349, 196833), (637, 107841), (721, 95277), (1047, 65611), (1339, 51303), (1911, 35947), (2163, 31759), (2443, 28119), (4017, 17101), (4537, 15141), (5047, 13611), (7329, 9373)]