64579431

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{20639}}^1$

素因数の和:20798

約数の個数: 16

約数和(自身を含む): 99072000

約数和(自身を除く): 34492569

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 20639, 61917, 144473, 433419, 3075211, 9225633, 21526477, 64579431]

約数ペア:

[(1, 64579431), (3, 21526477), (7, 9225633), (21, 3075211), (149, 433419), (447, 144473), (1043, 61917), (3129, 20639)]