28621999

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12659}}^1$

素因数の和:12702

約数の個数: 16

約数和(自身を含む): 36460800

約数和(自身を除く): 7838801

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 12659, 88613, 215203, 240521, 1506421, 1683647, 4088857, 28621999]

約数ペア:

[(1, 28621999), (7, 4088857), (17, 1683647), (19, 1506421), (119, 240521), (133, 215203), (323, 88613), (2261, 12659)]