129339860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{497461}}^1$

素因数の和:497483

約数の個数: 24

約数和(自身を含む): 292507656

約数和(自身を除く): 163167796

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 497461, 994922, 1989844, 2487305, 4974610, 6466993, 9949220, 12933986, 25867972, 32334965, 64669930, 129339860]

約数ペア:

[(1, 129339860), (2, 64669930), (4, 32334965), (5, 25867972), (10, 12933986), (13, 9949220), (20, 6466993), (26, 4974610), (52, 2487305), (65, 1989844), (130, 994922), (260, 497461)]