257831265682

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{157109}}^1$

素因数の和:157546

約数の個数: 32

約数和(自身を含む): 404348351040

約数和(自身を除く): 146517085358

約数列:

[1, 2, 37, 67, 74, 134, 331, 662, 2479, 4958, 12247, 22177, 24494, 44354, 157109, 314218, 820549, 1641098, 5813033, 10526303, 11626066, 21052606, 52003079, 104006158, 389473211, 778946422, 1924113923, 3484206293, 3848227846, 6968412586, 128915632841, 257831265682]

約数ペア:

[(1, 257831265682), (2, 128915632841), (37, 6968412586), (67, 3848227846), (74, 3484206293), (134, 1924113923), (331, 778946422), (662, 389473211), (2479, 104006158), (4958, 52003079), (12247, 21052606), (22177, 11626066), (24494, 10526303), (44354, 5813033), (157109, 1641098), (314218, 820549)]