1388219394

素因数分解:

$2^1\times 3^1\times {\mathrm{349}}^1\times {\mathrm{662951}}^1$

素因数の和:663305

約数の個数: 16

約数和(自身を含む): 2784398400

約数和(自身を除く): 1396179006

約数列:

[1, 2, 3, 6, 349, 698, 1047, 2094, 662951, 1325902, 1988853, 3977706, 231369899, 462739798, 694109697, 1388219394]

約数ペア:

[(1, 1388219394), (2, 694109697), (3, 462739798), (6, 231369899), (349, 3977706), (698, 1988853), (1047, 1325902), (2094, 662951)]