220117905

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{8627}}^1$

素因数の和:8657

約数の個数: 56

約数和(自身を含む): 452659392

約数和(自身を除く): 232541487

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 729, 945, 1215, 1701, 2835, 3645, 5103, 8505, 8627, 25515, 25881, 43135, 60389, 77643, 129405, 181167, 232929, 301945, 388215, 543501, 698787, 905835, 1164645, 1630503, 2096361, 2717505, 3493935, 4891509, 6289083, 8152515, 10481805, 14674527, 24457545, 31445415, 44023581, 73372635, 220117905]

約数ペア:

[(1, 220117905), (3, 73372635), (5, 44023581), (7, 31445415), (9, 24457545), (15, 14674527), (21, 10481805), (27, 8152515), (35, 6289083), (45, 4891509), (63, 3493935), (81, 2717505), (105, 2096361), (135, 1630503), (189, 1164645), (243, 905835), (315, 698787), (405, 543501), (567, 388215), (729, 301945), (945, 232929), (1215, 181167), (1701, 129405), (2835, 77643), (3645, 60389), (5103, 43135), (8505, 25881), (8627, 25515)]