2564753985

素因数分解:

$3^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{64693}}^1$

素因数の和:65585

約数の個数: 24

約数和(自身を含む): 4450688424

約数和(自身を除く): 1885934439

約数列:

[1, 3, 5, 9, 15, 45, 881, 2643, 4405, 7929, 13215, 39645, 64693, 194079, 323465, 582237, 970395, 2911185, 56994533, 170983599, 284972665, 512950797, 854917995, 2564753985]

約数ペア:

[(1, 2564753985), (3, 854917995), (5, 512950797), (9, 284972665), (15, 170983599), (45, 56994533), (881, 2911185), (2643, 970395), (4405, 582237), (7929, 323465), (13215, 194079), (39645, 64693)]