311947443

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{25847}}^1$

素因数の和:26008

約数の個数: 20

約数和(自身を含む): 469141200

約数和(自身を除く): 157193757

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 25847, 77541, 232623, 697869, 2093607, 3851203, 11553609, 34660827, 103982481, 311947443]

約数ペア:

[(1, 311947443), (3, 103982481), (9, 34660827), (27, 11553609), (81, 3851203), (149, 2093607), (447, 697869), (1341, 232623), (4023, 77541), (12069, 25847)]