54421821

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 82851840

約数和(自身を除く): 28430019

約数列:

[1, 3, 9, 27, 61, 173, 183, 191, 519, 549, 573, 1557, 1647, 1719, 4671, 5157, 10553, 11651, 31659, 33043, 34953, 94977, 99129, 104859, 284931, 297387, 314577, 892161, 2015623, 6046869, 18140607, 54421821]

約数ペア:

[(1, 54421821), (3, 18140607), (9, 6046869), (27, 2015623), (61, 892161), (173, 314577), (183, 297387), (191, 284931), (519, 104859), (549, 99129), (573, 94977), (1557, 34953), (1647, 33043), (1719, 31659), (4671, 11651), (5157, 10553)]