990318505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{486643}}^1$

素因数の和:486696

約数の個数: 16

約数和(自身を含む): 1331457984

約数和(自身を除く): 341139479

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 486643, 2433215, 5353073, 18005791, 26765365, 90028955, 198063701, 990318505]

約数ペア:

[(1, 990318505), (5, 198063701), (11, 90028955), (37, 26765365), (55, 18005791), (185, 5353073), (407, 2433215), (2035, 486643)]