405201412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 896739200

約数和(自身を除く): 491537788

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 199, 242, 308, 398, 484, 601, 796, 847, 1202, 1393, 1694, 2189, 2404, 2786, 3388, 4207, 4378, 5572, 6611, 8414, 8756, 13222, 15323, 16828, 24079, 26444, 30646, 46277, 48158, 61292, 72721, 92554, 96316, 119599, 145442, 168553, 185108, 239198, 290884, 337106, 478396, 509047, 674212, 837193, 1018094, 1315589, 1674386, 2036188, 2631178, 3348772, 5262356, 9209123, 14471479, 18418246, 28942958, 36836492, 57885916, 101300353, 202600706, 405201412]

約数ペア:

[(1, 405201412), (2, 202600706), (4, 101300353), (7, 57885916), (11, 36836492), (14, 28942958), (22, 18418246), (28, 14471479), (44, 9209123), (77, 5262356), (121, 3348772), (154, 2631178), (199, 2036188), (242, 1674386), (308, 1315589), (398, 1018094), (484, 837193), (601, 674212), (796, 509047), (847, 478396), (1202, 337106), (1393, 290884), (1694, 239198), (2189, 185108), (2404, 168553), (2786, 145442), (3388, 119599), (4207, 96316), (4378, 92554), (5572, 72721), (6611, 61292), (8414, 48158), (8756, 46277), (13222, 30646), (15323, 26444), (16828, 24079)]