51143456

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 108

約数和(自身を含む): 127487682

約数和(自身を除く): 76344226

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 169, 182, 193, 196, 208, 224, 338, 364, 386, 392, 416, 637, 676, 728, 772, 784, 1183, 1274, 1351, 1352, 1456, 1544, 1568, 2366, 2509, 2548, 2702, 2704, 2912, 3088, 4732, 5018, 5096, 5404, 5408, 6176, 8281, 9457, 9464, 10036, 10192, 10808, 16562, 17563, 18914, 18928, 20072, 20384, 21616, 32617, 33124, 35126, 37828, 37856, 40144, 43232, 65234, 66248, 70252, 75656, 80288, 122941, 130468, 132496, 140504, 151312, 228319, 245882, 260936, 264992, 281008, 302624, 456638, 491764, 521872, 562016, 913276, 983528, 1043744, 1598233, 1826552, 1967056, 3196466, 3653104, 3934112, 6392932, 7306208, 12785864, 25571728, 51143456]

約数ペア:

[(1, 51143456), (2, 25571728), (4, 12785864), (7, 7306208), (8, 6392932), (13, 3934112), (14, 3653104), (16, 3196466), (26, 1967056), (28, 1826552), (32, 1598233), (49, 1043744), (52, 983528), (56, 913276), (91, 562016), (98, 521872), (104, 491764), (112, 456638), (169, 302624), (182, 281008), (193, 264992), (196, 260936), (208, 245882), (224, 228319), (338, 151312), (364, 140504), (386, 132496), (392, 130468), (416, 122941), (637, 80288), (676, 75656), (728, 70252), (772, 66248), (784, 65234), (1183, 43232), (1274, 40144), (1351, 37856), (1352, 37828), (1456, 35126), (1544, 33124), (1568, 32617), (2366, 21616), (2509, 20384), (2548, 20072), (2702, 18928), (2704, 18914), (2912, 17563), (3088, 16562), (4732, 10808), (5018, 10192), (5096, 10036), (5404, 9464), (5408, 9457), (6176, 8281)]