28170684

素因数分解:

$2^2\times 3^2\times {\mathrm{782519}}^1$

素因数の和:782529

約数の個数: 18

約数和(自身を含む): 71209320

約数和(自身を除く): 43038636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 782519, 1565038, 2347557, 3130076, 4695114, 7042671, 9390228, 14085342, 28170684]

約数ペア:

[(1, 28170684), (2, 14085342), (3, 9390228), (4, 7042671), (6, 4695114), (9, 3130076), (12, 2347557), (18, 1565038), (36, 782519)]