16880580081

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{2179}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 25217612160

約数和(自身を除く): 8337032079

約数列:

[1, 3, 9, 61, 103, 137, 183, 309, 411, 549, 927, 1233, 2179, 6283, 6537, 8357, 14111, 18849, 19611, 25071, 42333, 56547, 75213, 126999, 132919, 224437, 298523, 398757, 673311, 860771, 895569, 1196271, 2019933, 2582313, 2686707, 7746939, 13690657, 18209903, 30747869, 41071971, 54629709, 92243607, 123215913, 163889127, 276730821, 1875620009, 5626860027, 16880580081]

約数ペア:

[(1, 16880580081), (3, 5626860027), (9, 1875620009), (61, 276730821), (103, 163889127), (137, 123215913), (183, 92243607), (309, 54629709), (411, 41071971), (549, 30747869), (927, 18209903), (1233, 13690657), (2179, 7746939), (6283, 2686707), (6537, 2582313), (8357, 2019933), (14111, 1196271), (18849, 895569), (19611, 860771), (25071, 673311), (42333, 398757), (56547, 298523), (75213, 224437), (126999, 132919)]