28999217

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 33357240

約数和(自身を除く): 4358023

約数列:

[1, 13, 29, 61, 97, 169, 377, 793, 1261, 1769, 2813, 4901, 5917, 10309, 16393, 22997, 36569, 76921, 171593, 298961, 475397, 999973, 2230709, 28999217]

約数ペア:

[(1, 28999217), (13, 2230709), (29, 999973), (61, 475397), (97, 298961), (169, 171593), (377, 76921), (793, 36569), (1261, 22997), (1769, 16393), (2813, 10309), (4901, 5917)]