81521394

素因数分解:

$2^1\times 3^1\times {\mathrm{307}}^1\times {\mathrm{44257}}^1$

素因数の和:44569

約数の個数: 16

約数和(自身を含む): 163577568

約数和(自身を除く): 82056174

約数列:

[1, 2, 3, 6, 307, 614, 921, 1842, 44257, 88514, 132771, 265542, 13586899, 27173798, 40760697, 81521394]

約数ペア:

[(1, 81521394), (2, 40760697), (3, 27173798), (6, 13586899), (307, 265542), (614, 132771), (921, 88514), (1842, 44257)]