38966499

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 70913232

約数和(自身を除く): 31946733

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 137, 143, 153, 169, 187, 221, 411, 429, 507, 561, 663, 1233, 1287, 1507, 1521, 1683, 1781, 1859, 1989, 2329, 2431, 2873, 4521, 5343, 5577, 6987, 7293, 8619, 13563, 16029, 16731, 19591, 20961, 21879, 23153, 25619, 25857, 30277, 31603, 58773, 69459, 76857, 90831, 94809, 176319, 208377, 230571, 254683, 272493, 284427, 333047, 393601, 764049, 999141, 1180803, 2292147, 2997423, 3542409, 4329611, 12988833, 38966499]

約数ペア:

[(1, 38966499), (3, 12988833), (9, 4329611), (11, 3542409), (13, 2997423), (17, 2292147), (33, 1180803), (39, 999141), (51, 764049), (99, 393601), (117, 333047), (137, 284427), (143, 272493), (153, 254683), (169, 230571), (187, 208377), (221, 176319), (411, 94809), (429, 90831), (507, 76857), (561, 69459), (663, 58773), (1233, 31603), (1287, 30277), (1507, 25857), (1521, 25619), (1683, 23153), (1781, 21879), (1859, 20961), (1989, 19591), (2329, 16731), (2431, 16029), (2873, 13563), (4521, 8619), (5343, 7293), (5577, 6987)]