15705937149

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{3637}}^1$

素因数の和:3882

約数の個数: 64

約数和(自身を含む): 25704652800

約数和(自身を除く): 9998715651

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 137, 237, 399, 411, 553, 959, 1501, 1659, 2603, 2877, 3637, 4503, 7809, 10507, 10823, 10911, 18221, 25459, 31521, 32469, 54663, 69103, 75761, 76377, 205637, 207309, 227283, 287323, 483721, 498269, 616911, 861969, 1439459, 1451163, 1494807, 2011261, 3487883, 4318377, 5459137, 6033783, 9467111, 10463649, 16377411, 28401333, 38213959, 39363251, 66269777, 114641877, 118089753, 198809331, 275542757, 747901769, 826628271, 2243705307, 5235312383, 15705937149]

約数ペア:

[(1, 15705937149), (3, 5235312383), (7, 2243705307), (19, 826628271), (21, 747901769), (57, 275542757), (79, 198809331), (133, 118089753), (137, 114641877), (237, 66269777), (399, 39363251), (411, 38213959), (553, 28401333), (959, 16377411), (1501, 10463649), (1659, 9467111), (2603, 6033783), (2877, 5459137), (3637, 4318377), (4503, 3487883), (7809, 2011261), (10507, 1494807), (10823, 1451163), (10911, 1439459), (18221, 861969), (25459, 616911), (31521, 498269), (32469, 483721), (54663, 287323), (69103, 227283), (75761, 207309), (76377, 205637)]