15390945

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{659}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 27561600

約数和(自身を除く): 12170655

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 659, 865, 1557, 1977, 2595, 3295, 4671, 5931, 7785, 9885, 17793, 23355, 29655, 88965, 114007, 342021, 570035, 1026063, 1710105, 3078189, 5130315, 15390945]

約数ペア:

[(1, 15390945), (3, 5130315), (5, 3078189), (9, 1710105), (15, 1026063), (27, 570035), (45, 342021), (135, 114007), (173, 88965), (519, 29655), (659, 23355), (865, 17793), (1557, 9885), (1977, 7785), (2595, 5931), (3295, 4671)]