30921615

素因数分解:

$3^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 55296000

約数和(自身を除く): 24374385

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 199, 597, 995, 1151, 1791, 2985, 3453, 5373, 5755, 8955, 10359, 17265, 26865, 31077, 51795, 155385, 229049, 687147, 1145245, 2061441, 3435735, 6184323, 10307205, 30921615]

約数ペア:

[(1, 30921615), (3, 10307205), (5, 6184323), (9, 3435735), (15, 2061441), (27, 1145245), (45, 687147), (135, 229049), (199, 155385), (597, 51795), (995, 31077), (1151, 26865), (1791, 17265), (2985, 10359), (3453, 8955), (5373, 5755)]