127977590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{6607}}^1$

素因数の和:6776

約数の個数: 32

約数和(自身を含む): 249782400

約数和(自身を除く): 121804810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 3874, 6607, 9685, 13214, 19370, 33035, 66070, 85891, 171782, 429455, 858910, 984443, 1968886, 4922215, 9844430, 12797759, 25595518, 63988795, 127977590]

約数ペア:

[(1, 127977590), (2, 63988795), (5, 25595518), (10, 12797759), (13, 9844430), (26, 4922215), (65, 1968886), (130, 984443), (149, 858910), (298, 429455), (745, 171782), (1490, 85891), (1937, 66070), (3874, 33035), (6607, 19370), (9685, 13214)]