1688986690

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1\times {\mathrm{5431}}^1$

素因数の和:5802

約数の個数: 32

約数和(自身を含む): 3076424064

約数和(自身を除く): 1387437374

約数列:

[1, 2, 5, 10, 137, 227, 274, 454, 685, 1135, 1370, 2270, 5431, 10862, 27155, 31099, 54310, 62198, 155495, 310990, 744047, 1232837, 1488094, 2465674, 3720235, 6164185, 7440470, 12328370, 168898669, 337797338, 844493345, 1688986690]

約数ペア:

[(1, 1688986690), (2, 844493345), (5, 337797338), (10, 168898669), (137, 12328370), (227, 7440470), (274, 6164185), (454, 3720235), (685, 2465674), (1135, 1488094), (1370, 1232837), (2270, 744047), (5431, 310990), (10862, 155495), (27155, 62198), (31099, 54310)]