243498983

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{751}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 306048960

約数和(自身を除く): 62549977

約数列:

[1, 7, 13, 49, 91, 509, 637, 751, 3563, 5257, 6617, 9763, 24941, 36799, 46319, 68341, 324233, 382259, 478387, 2675813, 4969367, 18730691, 34785569, 243498983]

約数ペア:

[(1, 243498983), (7, 34785569), (13, 18730691), (49, 4969367), (91, 2675813), (509, 478387), (637, 382259), (751, 324233), (3563, 68341), (5257, 46319), (6617, 36799), (9763, 24941)]