220979331

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{2689}}^1$

素因数の和:3115

約数の個数: 24

約数和(自身を含む): 334033440

約数和(自身を除く): 113054109

約数列:

[1, 3, 9, 23, 69, 207, 397, 1191, 2689, 3573, 8067, 9131, 24201, 27393, 61847, 82179, 185541, 556623, 1067533, 3202599, 9607797, 24553259, 73659777, 220979331]

約数ペア:

[(1, 220979331), (3, 73659777), (9, 24553259), (23, 9607797), (69, 3202599), (207, 1067533), (397, 556623), (1191, 185541), (2689, 82179), (3573, 61847), (8067, 27393), (9131, 24201)]