831321491

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4973}}^1$

素因数の和:5171

約数の個数: 32

約数和(自身を含む): 1123089408

約数和(自身を除く): 291767917

約数列:

[1, 7, 11, 13, 77, 91, 143, 167, 1001, 1169, 1837, 2171, 4973, 12859, 15197, 23881, 34811, 54703, 64649, 167167, 382921, 452543, 711139, 830491, 4977973, 5813437, 9135401, 10796383, 63947807, 75574681, 118760213, 831321491]

約数ペア:

[(1, 831321491), (7, 118760213), (11, 75574681), (13, 63947807), (77, 10796383), (91, 9135401), (143, 5813437), (167, 4977973), (1001, 830491), (1169, 711139), (1837, 452543), (2171, 382921), (4973, 167167), (12859, 64649), (15197, 54703), (23881, 34811)]