28715481

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{409}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 43173000

約数和(自身を除く): 14457519

約数列:

[1, 3, 9, 29, 87, 261, 269, 409, 807, 1227, 2421, 3681, 7801, 11861, 23403, 35583, 70209, 106749, 110021, 330063, 990189, 3190609, 9571827, 28715481]

約数ペア:

[(1, 28715481), (3, 9571827), (9, 3190609), (29, 990189), (87, 330063), (261, 110021), (269, 106749), (409, 70209), (807, 35583), (1227, 23403), (2421, 11861), (3681, 7801)]