1278828

素因数分解:

$2^2\times 3^4\times {\mathrm{3947}}^1$

素因数の和:3963

約数の個数: 30

約数和(自身を含む): 3343956

約数和(自身を除く): 2065128

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 3947, 7894, 11841, 15788, 23682, 35523, 47364, 71046, 106569, 142092, 213138, 319707, 426276, 639414, 1278828]

約数ペア:

[(1, 1278828), (2, 639414), (3, 426276), (4, 319707), (6, 213138), (9, 142092), (12, 106569), (18, 71046), (27, 47364), (36, 35523), (54, 23682), (81, 15788), (108, 11841), (162, 7894), (324, 3947)]