15405147

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{8269}}^1$

素因数の和:8304

約数の個数: 20

約数和(自身を含む): 24016080

約数和(自身を除く): 8610933

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 8269, 24807, 74421, 190187, 223263, 570561, 669789, 1711683, 5135049, 15405147]

約数ペア:

[(1, 15405147), (3, 5135049), (9, 1711683), (23, 669789), (27, 570561), (69, 223263), (81, 190187), (207, 74421), (621, 24807), (1863, 8269)]