78920127

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 138743280

約数和(自身を除く): 59823153

約数列:

[1, 3, 9, 11, 13, 33, 39, 53, 89, 99, 117, 143, 159, 169, 267, 429, 477, 507, 583, 689, 801, 979, 1157, 1287, 1521, 1749, 1859, 2067, 2937, 3471, 4717, 5247, 5577, 6201, 7579, 8811, 8957, 10413, 12727, 14151, 15041, 16731, 22737, 26871, 38181, 42453, 45123, 51887, 61321, 68211, 80613, 98527, 114543, 135369, 155661, 165451, 183963, 295581, 466983, 496353, 551889, 674531, 797173, 886743, 1489059, 2023593, 2391519, 6070779, 7174557, 8768903, 26306709, 78920127]

約数ペア:

[(1, 78920127), (3, 26306709), (9, 8768903), (11, 7174557), (13, 6070779), (33, 2391519), (39, 2023593), (53, 1489059), (89, 886743), (99, 797173), (117, 674531), (143, 551889), (159, 496353), (169, 466983), (267, 295581), (429, 183963), (477, 165451), (507, 155661), (583, 135369), (689, 114543), (801, 98527), (979, 80613), (1157, 68211), (1287, 61321), (1521, 51887), (1749, 45123), (1859, 42453), (2067, 38181), (2937, 26871), (3471, 22737), (4717, 16731), (5247, 15041), (5577, 14151), (6201, 12727), (7579, 10413), (8811, 8957)]