127901872

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 80

約数和(自身を含む): 292328512

約数和(自身を除く): 164426640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 97, 112, 122, 193, 194, 244, 386, 388, 427, 488, 679, 772, 776, 854, 976, 1351, 1358, 1544, 1552, 1708, 2702, 2716, 3088, 3416, 5404, 5432, 5917, 6832, 10808, 10864, 11773, 11834, 18721, 21616, 23546, 23668, 37442, 41419, 47092, 47336, 74884, 82411, 82838, 94184, 94672, 131047, 149768, 164822, 165676, 188368, 262094, 299536, 329644, 331352, 524188, 659288, 662704, 1048376, 1141981, 1318576, 2096752, 2283962, 4567924, 7993867, 9135848, 15987734, 18271696, 31975468, 63950936, 127901872]

約数ペア:

[(1, 127901872), (2, 63950936), (4, 31975468), (7, 18271696), (8, 15987734), (14, 9135848), (16, 7993867), (28, 4567924), (56, 2283962), (61, 2096752), (97, 1318576), (112, 1141981), (122, 1048376), (193, 662704), (194, 659288), (244, 524188), (386, 331352), (388, 329644), (427, 299536), (488, 262094), (679, 188368), (772, 165676), (776, 164822), (854, 149768), (976, 131047), (1351, 94672), (1358, 94184), (1544, 82838), (1552, 82411), (1708, 74884), (2702, 47336), (2716, 47092), (3088, 41419), (3416, 37442), (5404, 23668), (5432, 23546), (5917, 21616), (6832, 18721), (10808, 11834), (10864, 11773)]