72488439

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 119124984

約数和(自身を除く): 46636545

約数列:

[1, 3, 9, 19, 27, 37, 57, 67, 81, 111, 171, 201, 333, 361, 513, 603, 703, 999, 1083, 1273, 1539, 1809, 2109, 2479, 2997, 3249, 3819, 5427, 6327, 7437, 9747, 11457, 13357, 18981, 22311, 24187, 29241, 34371, 40071, 47101, 56943, 66933, 72561, 103113, 120213, 141303, 200799, 217683, 360639, 423909, 653049, 894919, 1081917, 1271727, 1959147, 2684757, 3815181, 8054271, 24162813, 72488439]

約数ペア:

[(1, 72488439), (3, 24162813), (9, 8054271), (19, 3815181), (27, 2684757), (37, 1959147), (57, 1271727), (67, 1081917), (81, 894919), (111, 653049), (171, 423909), (201, 360639), (333, 217683), (361, 200799), (513, 141303), (603, 120213), (703, 103113), (999, 72561), (1083, 66933), (1273, 56943), (1539, 47101), (1809, 40071), (2109, 34371), (2479, 29241), (2997, 24187), (3249, 22311), (3819, 18981), (5427, 13357), (6327, 11457), (7437, 9747)]