83640921

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{306377}}^1$

素因数の和:306400

約数の個数: 16

約数和(自身を含む): 137257344

約数和(自身を除く): 53616423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 306377, 919131, 2144639, 3982901, 6433917, 11948703, 27880307, 83640921]

約数ペア:

[(1, 83640921), (3, 27880307), (7, 11948703), (13, 6433917), (21, 3982901), (39, 2144639), (91, 919131), (273, 306377)]