289291132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179461}}^1$

素因数の和:179509

約数の個数: 24

約数和(自身を含む): 562792832

約数和(自身を除く): 273501700

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 179461, 358922, 717844, 2332993, 4665986, 5563291, 9331972, 11126582, 22253164, 72322783, 144645566, 289291132]

約数ペア:

[(1, 289291132), (2, 144645566), (4, 72322783), (13, 22253164), (26, 11126582), (31, 9331972), (52, 5563291), (62, 4665986), (124, 2332993), (403, 717844), (806, 358922), (1612, 179461)]