28545185

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{619}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 35890560

約数和(自身を除く): 7345375

約数列:

[1, 5, 23, 115, 401, 619, 2005, 3095, 9223, 14237, 46115, 71185, 248219, 1241095, 5709037, 28545185]

約数ペア:

[(1, 28545185), (5, 5709037), (23, 1241095), (115, 248219), (401, 71185), (619, 46115), (2005, 14237), (3095, 9223)]