388243390

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{296369}}^1$

素因数の和:296507

約数の個数: 16

約数和(自身を含む): 704175120

約数和(自身を除く): 315931730

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 296369, 592738, 1481845, 2963690, 38824339, 77648678, 194121695, 388243390]

約数ペア:

[(1, 388243390), (2, 194121695), (5, 77648678), (10, 38824339), (131, 2963690), (262, 1481845), (655, 592738), (1310, 296369)]