155117835

素因数分解:

$3^5\times 5^1\times {\mathrm{127669}}^1$

素因数の和:127689

約数の個数: 24

約数和(自身を含む): 278831280

約数和(自身を除く): 123713445

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 127669, 383007, 638345, 1149021, 1915035, 3447063, 5745105, 10341189, 17235315, 31023567, 51705945, 155117835]

約数ペア:

[(1, 155117835), (3, 51705945), (5, 31023567), (9, 17235315), (15, 10341189), (27, 5745105), (45, 3447063), (81, 1915035), (135, 1149021), (243, 638345), (405, 383007), (1215, 127669)]