53211565

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 70661304

約数和(自身を除く): 17449739

約数列:

[1, 5, 11, 55, 121, 281, 313, 605, 1405, 1565, 3091, 3443, 15455, 17215, 34001, 37873, 87953, 170005, 189365, 439765, 967483, 4837415, 10642313, 53211565]

約数ペア:

[(1, 53211565), (5, 10642313), (11, 4837415), (55, 967483), (121, 439765), (281, 189365), (313, 170005), (605, 87953), (1405, 37873), (1565, 34001), (3091, 17215), (3443, 15455)]