201971115

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{39719}}^1$

素因数の和:39843

約数の個数: 24

約数和(自身を含む): 353190240

約数和(自身を除く): 151219125

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 565, 1017, 1695, 5085, 39719, 119157, 198595, 357471, 595785, 1787355, 4488247, 13464741, 22441235, 40394223, 67323705, 201971115]

約数ペア:

[(1, 201971115), (3, 67323705), (5, 40394223), (9, 22441235), (15, 13464741), (45, 4488247), (113, 1787355), (339, 595785), (565, 357471), (1017, 198595), (1695, 119157), (5085, 39719)]