647036817579

素因数分解:

$3^6\times {\mathrm{599}}^1\times {\mathrm{1481749}}^1$

素因数の和:1482366

約数の個数: 28

約数和(自身を含む): 971731650000

約数和(自身を除く): 324694832421

約数列:

[1, 3, 9, 27, 81, 243, 599, 729, 1797, 5391, 16173, 48519, 145557, 436671, 1481749, 4445247, 13335741, 40007223, 120021669, 360065007, 887567651, 1080195021, 2662702953, 7988108859, 23964326577, 71892979731, 215678939193, 647036817579]

約数ペア:

[(1, 647036817579), (3, 215678939193), (9, 71892979731), (27, 23964326577), (81, 7988108859), (243, 2662702953), (599, 1080195021), (729, 887567651), (1797, 360065007), (5391, 120021669), (16173, 40007223), (48519, 13335741), (145557, 4445247), (436671, 1481749)]