9808943536

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{639269}}^1$

素因数の和:639421

約数の個数: 40

約数和(自身を含む): 21878376480

約数和(自身を除く): 12069432944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 7672, 15344, 639269, 1278538, 2557076, 4474883, 5114152, 8949766, 10228304, 17899532, 35799064, 71598128, 87579853, 175159706, 350319412, 613058971, 700638824, 1226117942, 1401277648, 2452235884, 4904471768, 9808943536]

約数ペア:

[(1, 9808943536), (2, 4904471768), (4, 2452235884), (7, 1401277648), (8, 1226117942), (14, 700638824), (16, 613058971), (28, 350319412), (56, 175159706), (112, 87579853), (137, 71598128), (274, 35799064), (548, 17899532), (959, 10228304), (1096, 8949766), (1918, 5114152), (2192, 4474883), (3836, 2557076), (7672, 1278538), (15344, 639269)]