25940007

素因数分解:

$3^7\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 40344000

約数和(自身を除く): 14403993

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 409, 729, 783, 1227, 2187, 2349, 3681, 7047, 11043, 11861, 21141, 33129, 35583, 63423, 99387, 106749, 298161, 320247, 894483, 960741, 2882223, 8646669, 25940007]

約数ペア:

[(1, 25940007), (3, 8646669), (9, 2882223), (27, 960741), (29, 894483), (81, 320247), (87, 298161), (243, 106749), (261, 99387), (409, 63423), (729, 35583), (783, 33129), (1227, 21141), (2187, 11861), (2349, 11043), (3681, 7047)]