28993905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33911}}^1$

素因数の和:33941

約数の個数: 24

約数和(自身を含む): 52902720

約数和(自身を除く): 23908815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 33911, 101733, 169555, 305199, 508665, 644309, 1525995, 1932927, 3221545, 5798781, 9664635, 28993905]

約数ペア:

[(1, 28993905), (3, 9664635), (5, 5798781), (9, 3221545), (15, 1932927), (19, 1525995), (45, 644309), (57, 508665), (95, 305199), (171, 169555), (285, 101733), (855, 33911)]