26974675203

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1\times {\mathrm{20749}}^1$

素因数の和:22787

約数の個数: 32

約数和(自身を含む): 42453504000

約数和(自身を除く): 15478828797

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1997, 5991, 13979, 20749, 41937, 61907, 62247, 145243, 185721, 433349, 435729, 643219, 1300047, 1929657, 4502533, 13507599, 41435753, 124307259, 290050271, 870150813, 1284508343, 3853525029, 8991558401, 26974675203]

約数ペア:

[(1, 26974675203), (3, 8991558401), (7, 3853525029), (21, 1284508343), (31, 870150813), (93, 290050271), (217, 124307259), (651, 41435753), (1997, 13507599), (5991, 4502533), (13979, 1929657), (20749, 1300047), (41937, 643219), (61907, 435729), (62247, 433349), (145243, 185721)]