1789172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 4034688

約数和(自身を除く): 2245516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 157, 259, 308, 314, 407, 518, 628, 814, 1036, 1099, 1628, 1727, 2198, 2849, 3454, 4396, 5698, 5809, 6908, 11396, 11618, 12089, 23236, 24178, 40663, 48356, 63899, 81326, 127798, 162652, 255596, 447293, 894586, 1789172]

約数ペア:

[(1, 1789172), (2, 894586), (4, 447293), (7, 255596), (11, 162652), (14, 127798), (22, 81326), (28, 63899), (37, 48356), (44, 40663), (74, 24178), (77, 23236), (148, 12089), (154, 11618), (157, 11396), (259, 6908), (308, 5809), (314, 5698), (407, 4396), (518, 3454), (628, 2849), (814, 2198), (1036, 1727), (1099, 1628)]