638049485

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1\times {\mathrm{2029}}^1$

素因数の和:2720

約数の個数: 16

約数和(自身を含む): 774404400

約数和(自身を除く): 136354915

約数列:

[1, 5, 109, 545, 577, 2029, 2885, 10145, 62893, 221161, 314465, 1105805, 1170733, 5853665, 127609897, 638049485]

約数ペア:

[(1, 638049485), (5, 127609897), (109, 5853665), (545, 1170733), (577, 1105805), (2029, 314465), (2885, 221161), (10145, 62893)]