201216565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{85081}}^1$

素因数の和:85140

約数の個数: 16

約数和(自身を含む): 269539776

約数和(自身を除く): 68323211

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 85081, 425405, 935891, 3658483, 4679455, 18292415, 40243313, 201216565]

約数ペア:

[(1, 201216565), (5, 40243313), (11, 18292415), (43, 4679455), (55, 3658483), (215, 935891), (473, 425405), (2365, 85081)]