280492065

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{98939}}^1$

素因数の和:98963

約数の個数: 40

約数和(自身を含む): 574643520

約数和(自身を除く): 294151455

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 98939, 296817, 494695, 692573, 890451, 1484085, 2077719, 2671353, 3462865, 4452255, 6233157, 8014059, 10388595, 13356765, 18699471, 31165785, 40070295, 56098413, 93497355, 280492065]

約数ペア:

[(1, 280492065), (3, 93497355), (5, 56098413), (7, 40070295), (9, 31165785), (15, 18699471), (21, 13356765), (27, 10388595), (35, 8014059), (45, 6233157), (63, 4452255), (81, 3462865), (105, 2671353), (135, 2077719), (189, 1484085), (315, 890451), (405, 692573), (567, 494695), (945, 296817), (2835, 98939)]