40801239

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{16249}}^1$

素因数の和:16292

約数の個数: 20

約数和(自身を含む): 62920000

約数和(自身を除く): 22118761

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 16249, 48747, 146241, 438723, 503719, 1316169, 1511157, 4533471, 13600413, 40801239]

約数ペア:

[(1, 40801239), (3, 13600413), (9, 4533471), (27, 1511157), (31, 1316169), (81, 503719), (93, 438723), (279, 146241), (837, 48747), (2511, 16249)]