747211971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^3\times {\mathrm{1861}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 1136862720

約数和(自身を除く): 389650749

約数列:

[1, 3, 11, 23, 33, 69, 253, 529, 759, 1587, 1861, 5583, 5819, 12167, 17457, 20471, 36501, 42803, 61413, 128409, 133837, 401511, 470833, 984469, 1412499, 2953407, 10829159, 22642787, 32487477, 67928361, 249070657, 747211971]

約数ペア:

[(1, 747211971), (3, 249070657), (11, 67928361), (23, 32487477), (33, 22642787), (69, 10829159), (253, 2953407), (529, 1412499), (759, 984469), (1587, 470833), (1861, 401511), (5583, 133837), (5819, 128409), (12167, 61413), (17457, 42803), (20471, 36501)]