78513123

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1611

約数の個数: 32

約数和(自身を含む): 120960000

約数和(自身を除く): 42446877

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 663, 1027, 1343, 1499, 3081, 4029, 4497, 17459, 19487, 25483, 52377, 58461, 76449, 118421, 331279, 355263, 993837, 1539473, 2013157, 4618419, 6039471, 26171041, 78513123]

約数ペア:

[(1, 78513123), (3, 26171041), (13, 6039471), (17, 4618419), (39, 2013157), (51, 1539473), (79, 993837), (221, 355263), (237, 331279), (663, 118421), (1027, 76449), (1343, 58461), (1499, 52377), (3081, 25483), (4029, 19487), (4497, 17459)]