28151195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4013}}^1$

素因数の和:4102

約数の個数: 16

約数和(自身を含む): 35836992

約数和(自身を除く): 7685797

約数列:

[1, 5, 23, 61, 115, 305, 1403, 4013, 7015, 20065, 92299, 244793, 461495, 1223965, 5630239, 28151195]

約数ペア:

[(1, 28151195), (5, 5630239), (23, 1223965), (61, 461495), (115, 244793), (305, 92299), (1403, 20065), (4013, 7015)]