28057968

素因数分解:

$2^4\times 3^3\times {\mathrm{107}}^1\times {\mathrm{607}}^1$

素因数の和:731

約数の個数: 80

約数和(自身を含む): 81423360

約数和(自身を除く): 53365392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 321, 428, 432, 607, 642, 856, 963, 1214, 1284, 1712, 1821, 1926, 2428, 2568, 2889, 3642, 3852, 4856, 5136, 5463, 5778, 7284, 7704, 9712, 10926, 11556, 14568, 15408, 16389, 21852, 23112, 29136, 32778, 43704, 46224, 64949, 65556, 87408, 129898, 131112, 194847, 259796, 262224, 389694, 519592, 584541, 779388, 1039184, 1169082, 1558776, 1753623, 2338164, 3117552, 3507246, 4676328, 7014492, 9352656, 14028984, 28057968]

約数ペア:

[(1, 28057968), (2, 14028984), (3, 9352656), (4, 7014492), (6, 4676328), (8, 3507246), (9, 3117552), (12, 2338164), (16, 1753623), (18, 1558776), (24, 1169082), (27, 1039184), (36, 779388), (48, 584541), (54, 519592), (72, 389694), (107, 262224), (108, 259796), (144, 194847), (214, 131112), (216, 129898), (321, 87408), (428, 65556), (432, 64949), (607, 46224), (642, 43704), (856, 32778), (963, 29136), (1214, 23112), (1284, 21852), (1712, 16389), (1821, 15408), (1926, 14568), (2428, 11556), (2568, 10926), (2889, 9712), (3642, 7704), (3852, 7284), (4856, 5778), (5136, 5463)]