28216962

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22079}}^1$

素因数の和:22158

約数の個数: 24

約数和(自身を含む): 62000640

約数和(自身を除く): 33783678

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22079, 44158, 66237, 132474, 198711, 397422, 1567609, 3135218, 4702827, 9405654, 14108481, 28216962]

約数ペア:

[(1, 28216962), (2, 14108481), (3, 9405654), (6, 4702827), (9, 3135218), (18, 1567609), (71, 397422), (142, 198711), (213, 132474), (426, 66237), (639, 44158), (1278, 22079)]