174798081

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2143}}^1$

素因数の和:2227

約数の個数: 40

約数和(自身を含む): 280177920

約数和(自身を除く): 105379839

約数列:

[1, 3, 9, 19, 27, 53, 57, 81, 159, 171, 477, 513, 1007, 1431, 1539, 2143, 3021, 4293, 6429, 9063, 19287, 27189, 40717, 57861, 81567, 113579, 122151, 173583, 340737, 366453, 1022211, 1099359, 2158001, 3066633, 3298077, 6474003, 9199899, 19422009, 58266027, 174798081]

約数ペア:

[(1, 174798081), (3, 58266027), (9, 19422009), (19, 9199899), (27, 6474003), (53, 3298077), (57, 3066633), (81, 2158001), (159, 1099359), (171, 1022211), (477, 366453), (513, 340737), (1007, 173583), (1431, 122151), (1539, 113579), (2143, 81567), (3021, 57861), (4293, 40717), (6429, 27189), (9063, 19287)]