11978685

素因数分解:

$3^5\times 5^1\times {\mathrm{9859}}^1$

素因数の和:9879

約数の個数: 24

約数和(自身を含む): 21534240

約数和(自身を除く): 9555555

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 9859, 29577, 49295, 88731, 147885, 266193, 443655, 798579, 1330965, 2395737, 3992895, 11978685]

約数ペア:

[(1, 11978685), (3, 3992895), (5, 2395737), (9, 1330965), (15, 798579), (27, 443655), (45, 266193), (81, 147885), (135, 88731), (243, 49295), (405, 29577), (1215, 9859)]