1648656

素因数分解:

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

素因数の和:228

約数の個数: 45

約数和(自身を含む): 4657471

約数和(自身を除く): 3008815

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 107, 144, 214, 321, 428, 642, 856, 963, 1284, 1712, 1926, 2568, 3852, 5136, 7704, 11449, 15408, 22898, 34347, 45796, 68694, 91592, 103041, 137388, 183184, 206082, 274776, 412164, 549552, 824328, 1648656]

約数ペア:

[(1, 1648656), (2, 824328), (3, 549552), (4, 412164), (6, 274776), (8, 206082), (9, 183184), (12, 137388), (16, 103041), (18, 91592), (24, 68694), (36, 45796), (48, 34347), (72, 22898), (107, 15408), (144, 11449), (214, 7704), (321, 5136), (428, 3852), (642, 2568), (856, 1926), (963, 1712)]