168947857

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 197487360

約数和(自身を除く): 28539503

約数列:

[1, 13, 23, 59, 61, 157, 299, 767, 793, 1357, 1403, 2041, 3599, 3611, 9263, 9577, 17641, 18239, 46787, 46943, 82777, 120419, 124501, 213049, 220271, 565043, 1076101, 2769637, 2863523, 7345559, 12995989, 168947857]

約数ペア:

[(1, 168947857), (13, 12995989), (23, 7345559), (59, 2863523), (61, 2769637), (157, 1076101), (299, 565043), (767, 220271), (793, 213049), (1357, 124501), (1403, 120419), (2041, 82777), (3599, 46943), (3611, 46787), (9263, 18239), (9577, 17641)]