218048831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3571}}^1$

素因数の和:3663

約数の個数: 32

約数和(自身を含む): 297647616

約数和(自身を除く): 79598785

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 3571, 4697, 5551, 8723, 24997, 39281, 46423, 61061, 217831, 274967, 324961, 510653, 1524817, 2396141, 2831803, 3574571, 16772987, 19822621, 31149833, 218048831]

約数ペア:

[(1, 218048831), (7, 31149833), (11, 19822621), (13, 16772987), (61, 3574571), (77, 2831803), (91, 2396141), (143, 1524817), (427, 510653), (671, 324961), (793, 274967), (1001, 217831), (3571, 61061), (4697, 46423), (5551, 39281), (8723, 24997)]