553619889

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{3209}}^1$

素因数の和:3905

約数の個数: 24

約数和(自身を含む): 828757800

約数和(自身を除く): 275137911

約数列:

[1, 3, 9, 29, 87, 261, 661, 1983, 3209, 5949, 9627, 19169, 28881, 57507, 93061, 172521, 279183, 837549, 2121149, 6363447, 19090341, 61513321, 184539963, 553619889]

約数ペア:

[(1, 553619889), (3, 184539963), (9, 61513321), (29, 19090341), (87, 6363447), (261, 2121149), (661, 837549), (1983, 279183), (3209, 172521), (5949, 93061), (9627, 57507), (19169, 28881)]