42781816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{349}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 100800000

約数和(自身を除く): 58018184

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 199, 308, 349, 398, 616, 698, 796, 1393, 1396, 1592, 2189, 2443, 2786, 2792, 3839, 4378, 4886, 5572, 7678, 8756, 9772, 11144, 15323, 15356, 17512, 19544, 26873, 30646, 30712, 53746, 61292, 69451, 107492, 122584, 138902, 214984, 277804, 486157, 555608, 763961, 972314, 1527922, 1944628, 3055844, 3889256, 5347727, 6111688, 10695454, 21390908, 42781816]

約数ペア:

[(1, 42781816), (2, 21390908), (4, 10695454), (7, 6111688), (8, 5347727), (11, 3889256), (14, 3055844), (22, 1944628), (28, 1527922), (44, 972314), (56, 763961), (77, 555608), (88, 486157), (154, 277804), (199, 214984), (308, 138902), (349, 122584), (398, 107492), (616, 69451), (698, 61292), (796, 53746), (1393, 30712), (1396, 30646), (1592, 26873), (2189, 19544), (2443, 17512), (2786, 15356), (2792, 15323), (3839, 11144), (4378, 9772), (4886, 8756), (5572, 7678)]