28918845

素因数分解:

$3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2389}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 50333400

約数和(自身を除く): 21414555

約数列:

[1, 3, 5, 9, 15, 45, 269, 807, 1345, 2389, 2421, 4035, 7167, 11945, 12105, 21501, 35835, 107505, 642641, 1927923, 3213205, 5783769, 9639615, 28918845]

約数ペア:

[(1, 28918845), (3, 9639615), (5, 5783769), (9, 3213205), (15, 1927923), (45, 642641), (269, 107505), (807, 35835), (1345, 21501), (2389, 12105), (2421, 11945), (4035, 7167)]