16207893

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 27780480

約数和(自身を除く): 11572587

約数列:

[1, 3, 9, 13, 19, 23, 39, 57, 69, 117, 171, 207, 247, 299, 317, 437, 741, 897, 951, 1311, 2223, 2691, 2853, 3933, 4121, 5681, 6023, 7291, 12363, 17043, 18069, 21873, 37089, 51129, 54207, 65619, 78299, 94783, 138529, 234897, 284349, 415587, 704691, 853047, 1246761, 1800877, 5402631, 16207893]

約数ペア:

[(1, 16207893), (3, 5402631), (9, 1800877), (13, 1246761), (19, 853047), (23, 704691), (39, 415587), (57, 284349), (69, 234897), (117, 138529), (171, 94783), (207, 78299), (247, 65619), (299, 54207), (317, 51129), (437, 37089), (741, 21873), (897, 18069), (951, 17043), (1311, 12363), (2223, 7291), (2691, 6023), (2853, 5681), (3933, 4121)]