2191059

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 3475472

約数和(自身を除く): 1284413

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 307, 549, 793, 921, 2379, 2763, 3991, 7137, 11973, 18727, 35919, 56181, 168543, 243451, 730353, 2191059]

約数ペア:

[(1, 2191059), (3, 730353), (9, 243451), (13, 168543), (39, 56181), (61, 35919), (117, 18727), (183, 11973), (307, 7137), (549, 3991), (793, 2763), (921, 2379)]