3974913

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1626

約数の個数: 20

約数和(自身を含む): 6133248

約数和(自身を除く): 2158335

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 1583, 2511, 4749, 14247, 42741, 49073, 128223, 147219, 441657, 1324971, 3974913]

約数ペア:

[(1, 3974913), (3, 1324971), (9, 441657), (27, 147219), (31, 128223), (81, 49073), (93, 42741), (279, 14247), (837, 4749), (1583, 2511)]