221327965

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1\times {\mathrm{1723}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 277550208

約数和(自身を除く): 56222243

約数列:

[1, 5, 23, 115, 1117, 1723, 5585, 8615, 25691, 39629, 128455, 198145, 1924591, 9622955, 44265593, 221327965]

約数ペア:

[(1, 221327965), (5, 44265593), (23, 9622955), (115, 1924591), (1117, 198145), (1723, 128455), (5585, 39629), (8615, 25691)]