320865987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{55217}}^1$

素因数の和:55382

約数の個数: 16

約数和(自身を含む): 463831200

約数和(自身を除く): 142965213

約数列:

[1, 3, 13, 39, 149, 447, 1937, 5811, 55217, 165651, 717821, 2153463, 8227333, 24681999, 106955329, 320865987]

約数ペア:

[(1, 320865987), (3, 106955329), (13, 24681999), (39, 8227333), (149, 2153463), (447, 717821), (1937, 165651), (5811, 55217)]