81780102

素因数分解:

$2^1\times 3^2\times {\mathrm{4543339}}^1$

素因数の和:4543347

約数の個数: 12

約数和(自身を含む): 177190260

約数和(自身を除く): 95410158

約数列:

[1, 2, 3, 6, 9, 18, 4543339, 9086678, 13630017, 27260034, 40890051, 81780102]

約数ペア:

[(1, 81780102), (2, 40890051), (3, 27260034), (6, 13630017), (9, 9086678), (18, 4543339)]