161297415

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{20719}}^1$

素因数の和:20903

約数の個数: 24

約数和(自身を含む): 281211840

約数和(自身を除く): 119914425

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 20719, 62157, 103595, 186471, 310785, 932355, 3584387, 10753161, 17921935, 32259483, 53765805, 161297415]

約数ペア:

[(1, 161297415), (3, 53765805), (5, 32259483), (9, 17921935), (15, 10753161), (45, 3584387), (173, 932355), (519, 310785), (865, 186471), (1557, 103595), (2595, 62157), (7785, 20719)]