4247295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 7644672

約数和(自身を除く): 3397377

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 947, 1495, 2841, 4485, 4735, 12311, 14205, 21781, 36933, 61555, 65343, 108905, 184665, 283153, 326715, 849459, 1415765, 4247295]

約数ペア:

[(1, 4247295), (3, 1415765), (5, 849459), (13, 326715), (15, 283153), (23, 184665), (39, 108905), (65, 65343), (69, 61555), (115, 36933), (195, 21781), (299, 14205), (345, 12311), (897, 4735), (947, 4485), (1495, 2841)]