149213415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{20681}}^1$

素因数の和:20739

約数の個数: 32

約数和(自身を含む): 264067776

約数和(自身を除く): 114854361

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 20681, 62043, 103405, 268853, 310215, 765197, 806559, 1344265, 2295591, 3825985, 4032795, 9947561, 11477955, 29842683, 49737805, 149213415]

約数ペア:

[(1, 149213415), (3, 49737805), (5, 29842683), (13, 11477955), (15, 9947561), (37, 4032795), (39, 3825985), (65, 2295591), (111, 1344265), (185, 806559), (195, 765197), (481, 310215), (555, 268853), (1443, 103405), (2405, 62043), (7215, 20681)]