15697916717

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{66721}}^1$

素因数の和:66837

約数の個数: 32

約数和(自身を含む): 19856467200

約数和(自身を除く): 4158550483

約数列:

[1, 7, 19, 29, 61, 133, 203, 427, 551, 1159, 1769, 3857, 8113, 12383, 33611, 66721, 235277, 467047, 1267699, 1934909, 4069981, 8873893, 13544363, 28489867, 36763271, 77329639, 118029449, 257342897, 541307473, 826206143, 2242559531, 15697916717]

約数ペア:

[(1, 15697916717), (7, 2242559531), (19, 826206143), (29, 541307473), (61, 257342897), (133, 118029449), (203, 77329639), (427, 36763271), (551, 28489867), (1159, 13544363), (1769, 8873893), (3857, 4069981), (8113, 1934909), (12383, 1267699), (33611, 467047), (66721, 235277)]