16247975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 21196560

約数和(自身を除く): 4948585

約数列:

[1, 5, 25, 29, 73, 145, 307, 365, 725, 1535, 1825, 2117, 7675, 8903, 10585, 22411, 44515, 52925, 112055, 222575, 560275, 649919, 3249595, 16247975]

約数ペア:

[(1, 16247975), (5, 3249595), (25, 649919), (29, 560275), (73, 222575), (145, 112055), (307, 52925), (365, 44515), (725, 22411), (1535, 10585), (1825, 8903), (2117, 7675)]