13221525

素因数分解:

$3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1205

約数の個数: 24

約数和(自身を含む): 22007520

約数和(自身を除く): 8785995

約数列:

[1, 3, 5, 15, 25, 75, 173, 519, 865, 1019, 2595, 3057, 4325, 5095, 12975, 15285, 25475, 76425, 176287, 528861, 881435, 2644305, 4407175, 13221525]

約数ペア:

[(1, 13221525), (3, 4407175), (5, 2644305), (15, 881435), (25, 528861), (75, 176287), (173, 76425), (519, 25475), (865, 15285), (1019, 12975), (2595, 5095), (3057, 4325)]