31979721

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2467}}^1$

素因数の和:2648

約数の個数: 16

約数和(自身を含む): 44424000

約数和(自身を除く): 12444279

約数列:

[1, 3, 29, 87, 149, 447, 2467, 4321, 7401, 12963, 71543, 214629, 367583, 1102749, 10659907, 31979721]

約数ペア:

[(1, 31979721), (3, 10659907), (29, 1102749), (87, 367583), (149, 214629), (447, 71543), (2467, 12963), (4321, 7401)]