71220609

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{643}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 106625792

約数和(自身を除く): 35405183

約数列:

[1, 3, 9, 31, 93, 279, 397, 643, 1191, 1929, 3573, 5787, 12307, 19933, 36921, 59799, 110763, 179397, 255271, 765813, 2297439, 7913401, 23740203, 71220609]

約数ペア:

[(1, 71220609), (3, 23740203), (9, 7913401), (31, 2297439), (93, 765813), (279, 255271), (397, 179397), (643, 110763), (1191, 59799), (1929, 36921), (3573, 19933), (5787, 12307)]