2081898721

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{19463}}^1$

素因数の和:19573

約数の個数: 24

約数和(自身を含む): 2529541440

約数和(自身を除く): 447642719

約数列:

[1, 7, 37, 49, 59, 259, 413, 1813, 2183, 2891, 15281, 19463, 106967, 136241, 720131, 953687, 1148317, 5040917, 8038219, 35286419, 42487729, 56267533, 297414103, 2081898721]

約数ペア:

[(1, 2081898721), (7, 297414103), (37, 56267533), (49, 42487729), (59, 35286419), (259, 8038219), (413, 5040917), (1813, 1148317), (2183, 953687), (2891, 720131), (15281, 136241), (19463, 106967)]