201871865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{733}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 276218880

約数和(自身を除く): 74347015

約数列:

[1, 5, 13, 19, 65, 95, 223, 247, 733, 1115, 1235, 2899, 3665, 4237, 9529, 13927, 14495, 21185, 47645, 55081, 69635, 163459, 181051, 275405, 817295, 905255, 2124967, 3105721, 10624835, 15528605, 40374373, 201871865]

約数ペア:

[(1, 201871865), (5, 40374373), (13, 15528605), (19, 10624835), (65, 3105721), (95, 2124967), (223, 905255), (247, 817295), (733, 275405), (1115, 181051), (1235, 163459), (2899, 69635), (3665, 55081), (4237, 47645), (9529, 21185), (13927, 14495)]