25903268

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:863

約数の個数: 24

約数和(自身を含む): 46321464

約数和(自身を除く): 20418196

約数列:

[1, 2, 4, 97, 101, 194, 202, 388, 404, 661, 1322, 2644, 9797, 19594, 39188, 64117, 66761, 128234, 133522, 256468, 267044, 6475817, 12951634, 25903268]

約数ペア:

[(1, 25903268), (2, 12951634), (4, 6475817), (97, 267044), (101, 256468), (194, 133522), (202, 128234), (388, 66761), (404, 64117), (661, 39188), (1322, 19594), (2644, 9797)]