68880028

素因数分解:

$2^2\times 7^1\times {\mathrm{367}}^1\times {\mathrm{6703}}^1$

素因数の和:7081

約数の個数: 24

約数和(自身を含む): 138156032

約数和(自身を除く): 69276004

約数列:

[1, 2, 4, 7, 14, 28, 367, 734, 1468, 2569, 5138, 6703, 10276, 13406, 26812, 46921, 93842, 187684, 2460001, 4920002, 9840004, 17220007, 34440014, 68880028]

約数ペア:

[(1, 68880028), (2, 34440014), (4, 17220007), (7, 9840004), (14, 4920002), (28, 2460001), (367, 187684), (734, 93842), (1468, 46921), (2569, 26812), (5138, 13406), (6703, 10276)]