78403949

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2381}}^1$

素因数の和:2560

約数の個数: 16

約数和(自身を含む): 90039600

約数和(自身を除く): 11635651

約数列:

[1, 13, 17, 149, 221, 1937, 2381, 2533, 30953, 32929, 40477, 354769, 526201, 4611997, 6031073, 78403949]

約数ペア:

[(1, 78403949), (13, 6031073), (17, 4611997), (149, 526201), (221, 354769), (1937, 40477), (2381, 32929), (2533, 30953)]