890996690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5241157}}^1$

素因数の和:5241181

約数の個数: 16

約数和(自身を含む): 1698135192

約数和(自身を除く): 807138502

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 5241157, 10482314, 26205785, 52411570, 89099669, 178199338, 445498345, 890996690]

約数ペア:

[(1, 890996690), (2, 445498345), (5, 178199338), (10, 89099669), (17, 52411570), (34, 26205785), (85, 10482314), (170, 5241157)]