189445888917

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{31307}}^1$

素因数の和:31431

約数の個数: 72

約数和(自身を含む): 302498396928

約数和(自身を除く): 113052508011

約数列:

[1, 3, 9, 23, 31, 41, 69, 93, 123, 207, 279, 369, 529, 713, 943, 1271, 1587, 2139, 2829, 3813, 4761, 6417, 8487, 11439, 16399, 21689, 29233, 31307, 49197, 65067, 87699, 93921, 147591, 195201, 263097, 281763, 672359, 720061, 970517, 1283587, 2017077, 2160183, 2911551, 3850761, 6051231, 6480549, 8734653, 11552283, 16561403, 22321891, 29522501, 39791197, 49684209, 66965673, 88567503, 119373591, 149052627, 200897019, 265702509, 358120773, 513403493, 679017523, 915197531, 1540210479, 2037052569, 2745592593, 4620631437, 6111157707, 8236777779, 21049543213, 63148629639, 189445888917]

約数ペア:

[(1, 189445888917), (3, 63148629639), (9, 21049543213), (23, 8236777779), (31, 6111157707), (41, 4620631437), (69, 2745592593), (93, 2037052569), (123, 1540210479), (207, 915197531), (279, 679017523), (369, 513403493), (529, 358120773), (713, 265702509), (943, 200897019), (1271, 149052627), (1587, 119373591), (2139, 88567503), (2829, 66965673), (3813, 49684209), (4761, 39791197), (6417, 29522501), (8487, 22321891), (11439, 16561403), (16399, 11552283), (21689, 8734653), (29233, 6480549), (31307, 6051231), (49197, 3850761), (65067, 2911551), (87699, 2160183), (93921, 2017077), (147591, 1283587), (195201, 970517), (263097, 720061), (281763, 672359)]