13228335

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12781}}^1$

素因数の和:12815

約数の個数: 24

約数和(自身を含む): 23927904

約数和(自身を除く): 10699569

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12781, 38343, 63905, 115029, 191715, 293963, 575145, 881889, 1469815, 2645667, 4409445, 13228335]

約数ペア:

[(1, 13228335), (3, 4409445), (5, 2645667), (9, 1469815), (15, 881889), (23, 575145), (45, 293963), (69, 191715), (115, 115029), (207, 63905), (345, 38343), (1035, 12781)]