189707973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{694901}}^1$

素因数の和:694924

約数の個数: 16

約数和(自身を含む): 311316096

約数和(自身を除く): 121608123

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 694901, 2084703, 4864307, 9033713, 14592921, 27101139, 63235991, 189707973]

約数ペア:

[(1, 189707973), (3, 63235991), (7, 27101139), (13, 14592921), (21, 9033713), (39, 4864307), (91, 2084703), (273, 694901)]