81008028

素因数分解:

$2^2\times 3^2\times {\mathrm{2250223}}^1$

素因数の和:2250233

約数の個数: 18

約数和(自身を含む): 204770384

約数和(自身を除く): 123762356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2250223, 4500446, 6750669, 9000892, 13501338, 20252007, 27002676, 40504014, 81008028]

約数ペア:

[(1, 81008028), (2, 40504014), (3, 27002676), (4, 20252007), (6, 13501338), (9, 9000892), (12, 6750669), (18, 4500446), (36, 2250223)]