2212785

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 4049280

約数和(自身を除く): 1836495

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 185, 333, 443, 555, 999, 1329, 1665, 2215, 3987, 4995, 6645, 11961, 16391, 19935, 49173, 59805, 81955, 147519, 245865, 442557, 737595, 2212785]

約数ペア:

[(1, 2212785), (3, 737595), (5, 442557), (9, 245865), (15, 147519), (27, 81955), (37, 59805), (45, 49173), (111, 19935), (135, 16391), (185, 11961), (333, 6645), (443, 4995), (555, 3987), (999, 2215), (1329, 1665)]