30072789

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{2671}}^1$

素因数の和:2822

約数の個数: 20

約数和(自身を含む): 45263680

約数和(自身を除く): 15190891

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 2671, 3753, 8013, 11259, 24039, 72117, 216351, 371269, 1113807, 3341421, 10024263, 30072789]

約数ペア:

[(1, 30072789), (3, 10024263), (9, 3341421), (27, 1113807), (81, 371269), (139, 216351), (417, 72117), (1251, 24039), (2671, 11259), (3753, 8013)]