219071745

素因数分解:

$3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{8647}}^1$

素因数の和:9221

約数の個数: 24

約数和(自身を含む): 380442816

約数和(自身を除く): 161371071

約数列:

[1, 3, 5, 9, 15, 45, 563, 1689, 2815, 5067, 8445, 8647, 25335, 25941, 43235, 77823, 129705, 389115, 4868261, 14604783, 24341305, 43814349, 73023915, 219071745]

約数ペア:

[(1, 219071745), (3, 73023915), (5, 43814349), (9, 24341305), (15, 14604783), (45, 4868261), (563, 389115), (1689, 129705), (2815, 77823), (5067, 43235), (8445, 25941), (8647, 25335)]