221604155

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2\times {\mathrm{277}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 277641936

約数和(自身を除く): 56037781

約数列:

[1, 5, 43, 61, 215, 277, 305, 1385, 2623, 3721, 11911, 13115, 16897, 18605, 59555, 84485, 160003, 726571, 800015, 1030717, 3632855, 5153585, 44320831, 221604155]

約数ペア:

[(1, 221604155), (5, 44320831), (43, 5153585), (61, 3632855), (215, 1030717), (277, 800015), (305, 726571), (1385, 160003), (2623, 84485), (3721, 59555), (11911, 18605), (13115, 16897)]