51728508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1033}}^1$

素因数の和:1163

約数の個数: 72

約数和(自身を含む): 142270128

約数和(自身を除く): 90541620

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 428, 468, 642, 963, 1033, 1284, 1391, 1926, 2066, 2782, 3099, 3852, 4132, 4173, 5564, 6198, 8346, 9297, 12396, 12519, 13429, 16692, 18594, 25038, 26858, 37188, 40287, 50076, 53716, 80574, 110531, 120861, 161148, 221062, 241722, 331593, 442124, 483444, 663186, 994779, 1326372, 1436903, 1989558, 2873806, 3979116, 4310709, 5747612, 8621418, 12932127, 17242836, 25864254, 51728508]

約数ペア:

[(1, 51728508), (2, 25864254), (3, 17242836), (4, 12932127), (6, 8621418), (9, 5747612), (12, 4310709), (13, 3979116), (18, 2873806), (26, 1989558), (36, 1436903), (39, 1326372), (52, 994779), (78, 663186), (107, 483444), (117, 442124), (156, 331593), (214, 241722), (234, 221062), (321, 161148), (428, 120861), (468, 110531), (642, 80574), (963, 53716), (1033, 50076), (1284, 40287), (1391, 37188), (1926, 26858), (2066, 25038), (2782, 18594), (3099, 16692), (3852, 13429), (4132, 12519), (4173, 12396), (5564, 9297), (6198, 8346)]