127923380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{492013}}^1$

素因数の和:492035

約数の個数: 24

約数和(自身を含む): 289304232

約数和(自身を除く): 161380852

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 492013, 984026, 1968052, 2460065, 4920130, 6396169, 9840260, 12792338, 25584676, 31980845, 63961690, 127923380]

約数ペア:

[(1, 127923380), (2, 63961690), (4, 31980845), (5, 25584676), (10, 12792338), (13, 9840260), (20, 6396169), (26, 4920130), (52, 2460065), (65, 1968052), (130, 984026), (260, 492013)]