31361991

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 45224784

約数和(自身を除く): 13862793

約数列:

[1, 3, 17, 51, 61, 183, 289, 593, 867, 1037, 1779, 3111, 10081, 17629, 30243, 36173, 52887, 108519, 171377, 514131, 614941, 1844823, 10453997, 31361991]

約数ペア:

[(1, 31361991), (3, 10453997), (17, 1844823), (51, 614941), (61, 514131), (183, 171377), (289, 108519), (593, 52887), (867, 36173), (1037, 30243), (1779, 17629), (3111, 10081)]