2982015

素因数分解:

$3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 5517600

約数和(自身を除く): 2535585

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 199, 333, 405, 555, 597, 995, 999, 1665, 1791, 2985, 2997, 4995, 5373, 7363, 8955, 14985, 16119, 22089, 26865, 36815, 66267, 80595, 110445, 198801, 331335, 596403, 994005, 2982015]

約数ペア:

[(1, 2982015), (3, 994005), (5, 596403), (9, 331335), (15, 198801), (27, 110445), (37, 80595), (45, 66267), (81, 36815), (111, 26865), (135, 22089), (185, 16119), (199, 14985), (333, 8955), (405, 7363), (555, 5373), (597, 4995), (995, 2997), (999, 2985), (1665, 1791)]