972699

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 1627920

約数和(自身を除く): 655221

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 509, 637, 1527, 1911, 3563, 6617, 10689, 19851, 24941, 46319, 74823, 138957, 324233, 972699]

約数ペア:

[(1, 972699), (3, 324233), (7, 138957), (13, 74823), (21, 46319), (39, 24941), (49, 19851), (91, 10689), (147, 6617), (273, 3563), (509, 1911), (637, 1527)]