28346985

素因数分解:

$3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{953}}^1$

素因数の和:1625

約数の個数: 24

約数和(自身を含む): 49260744

約数和(自身を除く): 20913759

約数列:

[1, 3, 5, 9, 15, 45, 661, 953, 1983, 2859, 3305, 4765, 5949, 8577, 9915, 14295, 29745, 42885, 629933, 1889799, 3149665, 5669397, 9448995, 28346985]

約数ペア:

[(1, 28346985), (3, 9448995), (5, 5669397), (9, 3149665), (15, 1889799), (45, 629933), (661, 42885), (953, 29745), (1983, 14295), (2859, 9915), (3305, 8577), (4765, 5949)]