20170241

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 26013120

約数和(自身を除く): 5842879

約数列:

[1, 7, 13, 23, 91, 161, 299, 419, 529, 2093, 2933, 3703, 5447, 6877, 9637, 38129, 48139, 67459, 125281, 221651, 876967, 1551557, 2881463, 20170241]

約数ペア:

[(1, 20170241), (7, 2881463), (13, 1551557), (23, 876967), (91, 221651), (161, 125281), (299, 67459), (419, 48139), (529, 38129), (2093, 9637), (2933, 6877), (3703, 5447)]