65117715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{14519}}^1$

素因数の和:14563

約数の個数: 32

約数和(自身を含む): 117089280

約数和(自身を除く): 51971565

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 14519, 43557, 72595, 188747, 217785, 333937, 566241, 943735, 1001811, 1669685, 2831205, 4341181, 5009055, 13023543, 21705905, 65117715]

約数ペア:

[(1, 65117715), (3, 21705905), (5, 13023543), (13, 5009055), (15, 4341181), (23, 2831205), (39, 1669685), (65, 1001811), (69, 943735), (115, 566241), (195, 333937), (299, 217785), (345, 188747), (897, 72595), (1495, 43557), (4485, 14519)]