222318831

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{24793}}^1$

素因数の和:24871

約数の個数: 24

約数和(自身を含む): 350487984

約数和(自身を除く): 128169153

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 1281, 2989, 8967, 24793, 74379, 173551, 520653, 1214857, 1512373, 3644571, 4537119, 10586611, 31759833, 74106277, 222318831]

約数ペア:

[(1, 222318831), (3, 74106277), (7, 31759833), (21, 10586611), (49, 4537119), (61, 3644571), (147, 1512373), (183, 1214857), (427, 520653), (1281, 173551), (2989, 74379), (8967, 24793)]