172679883

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{2053}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 245346192

約数和(自身を除く): 72666309

約数列:

[1, 3, 23, 53, 69, 159, 529, 1219, 1587, 2053, 3657, 6159, 28037, 47219, 84111, 108809, 141657, 326427, 1086037, 2502607, 3258111, 7507821, 57559961, 172679883]

約数ペア:

[(1, 172679883), (3, 57559961), (23, 7507821), (53, 3258111), (69, 2502607), (159, 1086037), (529, 326427), (1219, 141657), (1587, 108809), (2053, 84111), (3657, 47219), (6159, 28037)]