76918821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{733}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 124016640

約数和(自身を除く): 47097819

約数列:

[1, 3, 7, 19, 21, 57, 133, 263, 399, 733, 789, 1841, 2199, 4997, 5131, 5523, 13927, 14991, 15393, 34979, 41781, 97489, 104937, 192779, 292467, 578337, 1349453, 3662801, 4048359, 10988403, 25639607, 76918821]

約数ペア:

[(1, 76918821), (3, 25639607), (7, 10988403), (19, 4048359), (21, 3662801), (57, 1349453), (133, 578337), (263, 292467), (399, 192779), (733, 104937), (789, 97489), (1841, 41781), (2199, 34979), (4997, 15393), (5131, 14991), (5523, 13927)]