220371124527

素因数分解:

$3^4\times {\mathrm{1559}}^1\times {\mathrm{1745113}}^1$

素因数の和:1746684

約数の個数: 20

約数和(自身を含む): 329407718640

約数和(自身を除く): 109036594113

約数列:

[1, 3, 9, 27, 81, 1559, 4677, 14031, 42093, 126279, 1745113, 5235339, 15706017, 47118051, 141354153, 2720631167, 8161893501, 24485680503, 73457041509, 220371124527]

約数ペア:

[(1, 220371124527), (3, 73457041509), (9, 24485680503), (27, 8161893501), (81, 2720631167), (1559, 141354153), (4677, 47118051), (14031, 15706017), (42093, 5235339), (126279, 1745113)]