29647989

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 54063360

約数和(自身を除く): 24415371

約数列:

[1, 3, 7, 9, 21, 23, 37, 49, 63, 69, 79, 111, 147, 161, 207, 237, 259, 333, 441, 483, 553, 711, 777, 851, 1127, 1449, 1659, 1813, 1817, 2331, 2553, 2923, 3381, 3871, 4977, 5439, 5451, 5957, 7659, 8769, 10143, 11613, 12719, 16317, 16353, 17871, 20461, 26307, 34839, 38157, 41699, 53613, 61383, 67229, 89033, 114471, 125097, 143227, 184149, 201687, 267099, 375291, 429681, 470603, 605061, 801297, 1289043, 1411809, 3294221, 4235427, 9882663, 29647989]

約数ペア:

[(1, 29647989), (3, 9882663), (7, 4235427), (9, 3294221), (21, 1411809), (23, 1289043), (37, 801297), (49, 605061), (63, 470603), (69, 429681), (79, 375291), (111, 267099), (147, 201687), (161, 184149), (207, 143227), (237, 125097), (259, 114471), (333, 89033), (441, 67229), (483, 61383), (553, 53613), (711, 41699), (777, 38157), (851, 34839), (1127, 26307), (1449, 20461), (1659, 17871), (1813, 16353), (1817, 16317), (2331, 12719), (2553, 11613), (2923, 10143), (3381, 8769), (3871, 7659), (4977, 5957), (5439, 5451)]