268488513

素因数分解:

$3^6\times {\mathrm{53}}^1\times {\mathrm{6949}}^1$

素因数の和:7020

約数の個数: 28

約数和(自身を含む): 410202900

約数和(自身を除く): 141714387

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 729, 1431, 4293, 6949, 12879, 20847, 38637, 62541, 187623, 368297, 562869, 1104891, 1688607, 3314673, 5065821, 9944019, 29832057, 89496171, 268488513]

約数ペア:

[(1, 268488513), (3, 89496171), (9, 29832057), (27, 9944019), (53, 5065821), (81, 3314673), (159, 1688607), (243, 1104891), (477, 562869), (729, 368297), (1431, 187623), (4293, 62541), (6949, 38637), (12879, 20847)]