1221429104

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1997}}^1$

素因数の和:2182

約数の個数: 80

約数和(自身を含む): 2790678528

約数和(自身を除く): 1569249424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 127, 172, 254, 301, 344, 508, 602, 688, 889, 1016, 1204, 1778, 1997, 2032, 2408, 3556, 3994, 4816, 5461, 7112, 7988, 10922, 13979, 14224, 15976, 21844, 27958, 31952, 38227, 43688, 55916, 76454, 85871, 87376, 111832, 152908, 171742, 223664, 253619, 305816, 343484, 507238, 601097, 611632, 686968, 1014476, 1202194, 1373936, 1775333, 2028952, 2404388, 3550666, 4057904, 4808776, 7101332, 9617552, 10905617, 14202664, 21811234, 28405328, 43622468, 76339319, 87244936, 152678638, 174489872, 305357276, 610714552, 1221429104]

約数ペア:

[(1, 1221429104), (2, 610714552), (4, 305357276), (7, 174489872), (8, 152678638), (14, 87244936), (16, 76339319), (28, 43622468), (43, 28405328), (56, 21811234), (86, 14202664), (112, 10905617), (127, 9617552), (172, 7101332), (254, 4808776), (301, 4057904), (344, 3550666), (508, 2404388), (602, 2028952), (688, 1775333), (889, 1373936), (1016, 1202194), (1204, 1014476), (1778, 686968), (1997, 611632), (2032, 601097), (2408, 507238), (3556, 343484), (3994, 305816), (4816, 253619), (5461, 223664), (7112, 171742), (7988, 152908), (10922, 111832), (13979, 87376), (14224, 85871), (15976, 76454), (21844, 55916), (27958, 43688), (31952, 38227)]