289589830

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21467}}^1$

素因数の和:21564

約数の個数: 32

約数和(自身を含む): 556450560

約数和(自身を除く): 266860730

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 6745, 13490, 21467, 42934, 107335, 214670, 407873, 815746, 1524157, 2039365, 3048314, 4078730, 7620785, 15241570, 28958983, 57917966, 144794915, 289589830]

約数ペア:

[(1, 289589830), (2, 144794915), (5, 57917966), (10, 28958983), (19, 15241570), (38, 7620785), (71, 4078730), (95, 3048314), (142, 2039365), (190, 1524157), (355, 815746), (710, 407873), (1349, 214670), (2698, 107335), (6745, 42934), (13490, 21467)]