147986993

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{461}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 186795840

約数和(自身を除く): 38808847

約数列:

[1, 7, 11, 77, 121, 379, 461, 847, 2653, 3227, 4169, 5071, 29183, 35497, 45859, 55781, 174719, 321013, 390467, 1223033, 1921909, 13453363, 21140999, 147986993]

約数ペア:

[(1, 147986993), (7, 21140999), (11, 13453363), (77, 1921909), (121, 1223033), (379, 390467), (461, 321013), (847, 174719), (2653, 55781), (3227, 45859), (4169, 35497), (5071, 29183)]