64138851

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 116812800

約数和(自身を除く): 52673949

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 133, 159, 171, 189, 337, 371, 399, 477, 513, 1007, 1011, 1113, 1197, 1431, 2359, 3021, 3033, 3339, 3591, 6403, 7049, 7077, 9063, 9099, 10017, 17861, 19209, 21147, 21231, 27189, 44821, 53583, 57627, 63441, 63693, 125027, 134463, 160749, 172881, 190323, 339359, 375081, 403389, 482247, 1018077, 1125243, 1210167, 2375513, 3054231, 3375729, 7126539, 9162693, 21379617, 64138851]

約数ペア:

[(1, 64138851), (3, 21379617), (7, 9162693), (9, 7126539), (19, 3375729), (21, 3054231), (27, 2375513), (53, 1210167), (57, 1125243), (63, 1018077), (133, 482247), (159, 403389), (171, 375081), (189, 339359), (337, 190323), (371, 172881), (399, 160749), (477, 134463), (513, 125027), (1007, 63693), (1011, 63441), (1113, 57627), (1197, 53583), (1431, 44821), (2359, 27189), (3021, 21231), (3033, 21147), (3339, 19209), (3591, 17861), (6403, 10017), (7049, 9099), (7077, 9063)]