28767621

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{7727}}^1$

素因数の和:7820

約数の個数: 16

約数和(自身を含む): 41174784

約数和(自身を除く): 12407163

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 7727, 23181, 131359, 394077, 564071, 1692213, 9589207, 28767621]

約数ペア:

[(1, 28767621), (3, 9589207), (17, 1692213), (51, 564071), (73, 394077), (219, 131359), (1241, 23181), (3723, 7727)]