64438755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10987}}^1$

素因数の和:11035

約数の個数: 32

約数和(自身を含む): 113923584

約数和(自身を除く): 49484829

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 10987, 32961, 54935, 164805, 186779, 252701, 560337, 758103, 933895, 1263505, 2801685, 3790515, 4295917, 12887751, 21479585, 64438755]

約数ペア:

[(1, 64438755), (3, 21479585), (5, 12887751), (15, 4295917), (17, 3790515), (23, 2801685), (51, 1263505), (69, 933895), (85, 758103), (115, 560337), (255, 252701), (345, 186779), (391, 164805), (1173, 54935), (1955, 32961), (5865, 10987)]