209713886

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{4937}}^1$

素因数の和:5323

約数の個数: 16

約数和(自身を含む): 320337936

約数和(自身を除く): 110624050

約数列:

[1, 2, 67, 134, 317, 634, 4937, 9874, 21239, 42478, 330779, 661558, 1565029, 3130058, 104856943, 209713886]

約数ペア:

[(1, 209713886), (2, 104856943), (67, 3130058), (134, 1565029), (317, 661558), (634, 330779), (4937, 42478), (9874, 21239)]