28557925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{919}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 39015360

約数和(自身を除く): 10457435

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 919, 1243, 2825, 4595, 6215, 10109, 22975, 31075, 50545, 103847, 252725, 519235, 1142317, 2596175, 5711585, 28557925]

約数ペア:

[(1, 28557925), (5, 5711585), (11, 2596175), (25, 1142317), (55, 519235), (113, 252725), (275, 103847), (565, 50545), (919, 31075), (1243, 22975), (2825, 10109), (4595, 6215)]