55289493

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 72

約数和(自身を含む): 100867200

約数和(自身を除く): 45577707

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 79, 147, 161, 189, 207, 237, 441, 483, 529, 553, 621, 711, 1127, 1323, 1449, 1587, 1659, 1817, 2133, 3381, 3703, 3871, 4347, 4761, 4977, 5451, 10143, 11109, 11613, 12719, 14283, 14931, 16353, 25921, 30429, 33327, 34839, 38157, 41791, 49059, 77763, 89033, 99981, 104517, 114471, 125373, 233289, 267099, 292537, 343413, 376119, 699867, 801297, 877611, 1128357, 2047759, 2403891, 2632833, 6143277, 7898499, 18429831, 55289493]

約数ペア:

[(1, 55289493), (3, 18429831), (7, 7898499), (9, 6143277), (21, 2632833), (23, 2403891), (27, 2047759), (49, 1128357), (63, 877611), (69, 801297), (79, 699867), (147, 376119), (161, 343413), (189, 292537), (207, 267099), (237, 233289), (441, 125373), (483, 114471), (529, 104517), (553, 99981), (621, 89033), (711, 77763), (1127, 49059), (1323, 41791), (1449, 38157), (1587, 34839), (1659, 33327), (1817, 30429), (2133, 25921), (3381, 16353), (3703, 14931), (3871, 14283), (4347, 12719), (4761, 11613), (4977, 11109), (5451, 10143)]