1279691572

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 2516282496

約数和(自身を除く): 1236590924

約数列:

[1, 2, 4, 19, 23, 38, 46, 53, 76, 92, 106, 212, 361, 437, 722, 727, 874, 1007, 1219, 1444, 1454, 1748, 2014, 2438, 2908, 4028, 4876, 8303, 13813, 16606, 16721, 19133, 23161, 27626, 33212, 33442, 38266, 38531, 46322, 55252, 66884, 76532, 77062, 92644, 154124, 262447, 317699, 440059, 524894, 635398, 732089, 880118, 886213, 1049788, 1270796, 1464178, 1760236, 1772426, 2928356, 3544852, 6036281, 12072562, 13909691, 16838047, 24145124, 27819382, 33676094, 55638764, 67352188, 319922893, 639845786, 1279691572]

約数ペア:

[(1, 1279691572), (2, 639845786), (4, 319922893), (19, 67352188), (23, 55638764), (38, 33676094), (46, 27819382), (53, 24145124), (76, 16838047), (92, 13909691), (106, 12072562), (212, 6036281), (361, 3544852), (437, 2928356), (722, 1772426), (727, 1760236), (874, 1464178), (1007, 1270796), (1219, 1049788), (1444, 886213), (1454, 880118), (1748, 732089), (2014, 635398), (2438, 524894), (2908, 440059), (4028, 317699), (4876, 262447), (8303, 154124), (13813, 92644), (16606, 77062), (16721, 76532), (19133, 66884), (23161, 55252), (27626, 46322), (33212, 38531), (33442, 38266)]