664339977

素因数分解:

$3^2\times 7^1\times {\mathrm{929}}^1\times {\mathrm{11351}}^1$

素因数の和:12293

約数の個数: 24

約数和(自身を含む): 1097965440

約数和(自身を除く): 433625463

約数列:

[1, 3, 7, 9, 21, 63, 929, 2787, 6503, 8361, 11351, 19509, 34053, 58527, 79457, 102159, 238371, 715113, 10545079, 31635237, 73815553, 94905711, 221446659, 664339977]

約数ペア:

[(1, 664339977), (3, 221446659), (7, 94905711), (9, 73815553), (21, 31635237), (63, 10545079), (929, 715113), (2787, 238371), (6503, 102159), (8361, 79457), (11351, 58527), (19509, 34053)]