158653445

素因数分解:

$5^1\times {\mathrm{43}}^2\times {\mathrm{131}}^2$

素因数の和:353

約数の個数: 18

約数和(自身を含む): 196413894

約数和(自身を除く): 37760449

約数列:

[1, 5, 43, 131, 215, 655, 1849, 5633, 9245, 17161, 28165, 85805, 242219, 737923, 1211095, 3689615, 31730689, 158653445]

約数ペア:

[(1, 158653445), (5, 31730689), (43, 3689615), (131, 1211095), (215, 737923), (655, 242219), (1849, 85805), (5633, 28165), (9245, 17161)]