1969025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 2671704

約数和(自身を除く): 702679

約数列:

[1, 5, 17, 25, 41, 85, 113, 205, 425, 565, 697, 1025, 1921, 2825, 3485, 4633, 9605, 17425, 23165, 48025, 78761, 115825, 393805, 1969025]

約数ペア:

[(1, 1969025), (5, 393805), (17, 115825), (25, 78761), (41, 48025), (85, 23165), (113, 17425), (205, 9605), (425, 4633), (565, 3485), (697, 2825), (1025, 1921)]