28089252

素因数分解:

$2^2\times 3^2\times {\mathrm{780257}}^1$

素因数の和:780267

約数の個数: 18

約数和(自身を含む): 71003478

約数和(自身を除く): 42914226

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 780257, 1560514, 2340771, 3121028, 4681542, 7022313, 9363084, 14044626, 28089252]

約数ペア:

[(1, 28089252), (2, 14044626), (3, 9363084), (4, 7022313), (6, 4681542), (9, 3121028), (12, 2340771), (18, 1560514), (36, 780257)]