129771518

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:584

約数の個数: 24

約数和(自身を含む): 202691160

約数和(自身を除く): 72919642

約数列:

[1, 2, 31, 62, 251, 269, 502, 538, 961, 1922, 7781, 8339, 15562, 16678, 67519, 135038, 241211, 258509, 482422, 517018, 2093089, 4186178, 64885759, 129771518]

約数ペア:

[(1, 129771518), (2, 64885759), (31, 4186178), (62, 2093089), (251, 517018), (269, 482422), (502, 258509), (538, 241211), (961, 135038), (1922, 67519), (7781, 16678), (8339, 15562)]