25895079

素因数分解:

$3^3\times 7^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 72

約数和(自身を含む): 47911920

約数和(自身を除く): 22016841

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 49, 63, 69, 111, 147, 161, 189, 207, 259, 333, 441, 483, 529, 621, 777, 851, 999, 1127, 1323, 1449, 1587, 1813, 2331, 2553, 3381, 3703, 4347, 4761, 5439, 5957, 6993, 7659, 10143, 11109, 14283, 16317, 17871, 19573, 22977, 25921, 30429, 33327, 41699, 48951, 53613, 58719, 77763, 99981, 125097, 137011, 160839, 176157, 233289, 375291, 411033, 528471, 699867, 959077, 1125873, 1233099, 2877231, 3699297, 8631693, 25895079]

約数ペア:

[(1, 25895079), (3, 8631693), (7, 3699297), (9, 2877231), (21, 1233099), (23, 1125873), (27, 959077), (37, 699867), (49, 528471), (63, 411033), (69, 375291), (111, 233289), (147, 176157), (161, 160839), (189, 137011), (207, 125097), (259, 99981), (333, 77763), (441, 58719), (483, 53613), (529, 48951), (621, 41699), (777, 33327), (851, 30429), (999, 25921), (1127, 22977), (1323, 19573), (1449, 17871), (1587, 16317), (1813, 14283), (2331, 11109), (2553, 10143), (3381, 7659), (3703, 6993), (4347, 5957), (4761, 5439)]