288533721

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{225241}}^1$

素因数の和:225312

約数の個数: 16

約数和(自身を含む): 446880128

約数和(自身を除く): 158346407

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 225241, 675723, 1576687, 4730061, 13739701, 41219103, 96177907, 288533721]

約数ペア:

[(1, 288533721), (3, 96177907), (7, 41219103), (21, 13739701), (61, 4730061), (183, 1576687), (427, 675723), (1281, 225241)]