207965810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{2957}}^1$

素因数の和:3518

約数の個数: 32

約数和(自身を含む): 404015472

約数和(自身を除く): 196049662

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 541, 1082, 2705, 2957, 5410, 5914, 7033, 14066, 14785, 29570, 35165, 38441, 70330, 76882, 192205, 384410, 1599737, 3199474, 7998685, 15997370, 20796581, 41593162, 103982905, 207965810]

約数ペア:

[(1, 207965810), (2, 103982905), (5, 41593162), (10, 20796581), (13, 15997370), (26, 7998685), (65, 3199474), (130, 1599737), (541, 384410), (1082, 192205), (2705, 76882), (2957, 70330), (5410, 38441), (5914, 35165), (7033, 29570), (14066, 14785)]