208342836

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1321}}^1$

素因数の和:1681

約数の個数: 72

約数和(自身を含む): 569269064

約数和(自身を除く): 360926228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 337, 468, 674, 1011, 1321, 1348, 2022, 2642, 3033, 3963, 4044, 4381, 5284, 6066, 7926, 8762, 11889, 12132, 13143, 15852, 17173, 17524, 23778, 26286, 34346, 39429, 47556, 51519, 52572, 68692, 78858, 103038, 154557, 157716, 206076, 309114, 445177, 618228, 890354, 1335531, 1780708, 2671062, 4006593, 5342124, 5787301, 8013186, 11574602, 16026372, 17361903, 23149204, 34723806, 52085709, 69447612, 104171418, 208342836]

約数ペア:

[(1, 208342836), (2, 104171418), (3, 69447612), (4, 52085709), (6, 34723806), (9, 23149204), (12, 17361903), (13, 16026372), (18, 11574602), (26, 8013186), (36, 5787301), (39, 5342124), (52, 4006593), (78, 2671062), (117, 1780708), (156, 1335531), (234, 890354), (337, 618228), (468, 445177), (674, 309114), (1011, 206076), (1321, 157716), (1348, 154557), (2022, 103038), (2642, 78858), (3033, 68692), (3963, 52572), (4044, 51519), (4381, 47556), (5284, 39429), (6066, 34346), (7926, 26286), (8762, 23778), (11889, 17524), (12132, 17173), (13143, 15852)]