25161495

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 41658624

約数和(自身を除く): 16497129

約数列:

[1, 3, 5, 15, 41, 123, 163, 205, 251, 489, 615, 753, 815, 1255, 2445, 3765, 6683, 10291, 20049, 30873, 33415, 40913, 51455, 100245, 122739, 154365, 204565, 613695, 1677433, 5032299, 8387165, 25161495]

約数ペア:

[(1, 25161495), (3, 8387165), (5, 5032299), (15, 1677433), (41, 613695), (123, 204565), (163, 154365), (205, 122739), (251, 100245), (489, 51455), (615, 40913), (753, 33415), (815, 30873), (1255, 20049), (2445, 10291), (3765, 6683)]