213060939

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10691}}^1$

素因数の和:10787

約数の個数: 32

約数和(自身を含む): 354461184

約数和(自身を除く): 141400245

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 10691, 19929, 32073, 74837, 138983, 224511, 416949, 780443, 972881, 2341329, 2918643, 5463101, 10145759, 16389303, 30437277, 71020313, 213060939]

約数ペア:

[(1, 213060939), (3, 71020313), (7, 30437277), (13, 16389303), (21, 10145759), (39, 5463101), (73, 2918643), (91, 2341329), (219, 972881), (273, 780443), (511, 416949), (949, 224511), (1533, 138983), (2847, 74837), (6643, 32073), (10691, 19929)]