215501157

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{3889}}^1$

素因数の和:4073

約数の個数: 24

約数和(自身を含む): 320411520

約数和(自身を除く): 104910363

約数列:

[1, 3, 9, 47, 131, 141, 393, 423, 1179, 3889, 6157, 11667, 18471, 35001, 55413, 182783, 509459, 548349, 1528377, 1645047, 4585131, 23944573, 71833719, 215501157]

約数ペア:

[(1, 215501157), (3, 71833719), (9, 23944573), (47, 4585131), (131, 1645047), (141, 1528377), (393, 548349), (423, 509459), (1179, 182783), (3889, 55413), (6157, 35001), (11667, 18471)]