68391135

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:699

約数の個数: 56

約数和(自身を含む): 127487520

約数和(自身を除く): 59096385

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 647, 729, 783, 1215, 1305, 1941, 2349, 3235, 3645, 3915, 5823, 7047, 9705, 11745, 17469, 18763, 21141, 29115, 35235, 52407, 56289, 87345, 93815, 105705, 157221, 168867, 262035, 281445, 471663, 506601, 786105, 844335, 1519803, 2358315, 2533005, 4559409, 7599015, 13678227, 22797045, 68391135]

約数ペア:

[(1, 68391135), (3, 22797045), (5, 13678227), (9, 7599015), (15, 4559409), (27, 2533005), (29, 2358315), (45, 1519803), (81, 844335), (87, 786105), (135, 506601), (145, 471663), (243, 281445), (261, 262035), (405, 168867), (435, 157221), (647, 105705), (729, 93815), (783, 87345), (1215, 56289), (1305, 52407), (1941, 35235), (2349, 29115), (3235, 21141), (3645, 18763), (3915, 17469), (5823, 11745), (7047, 9705)]