138926368

素因数分解:

$2^5\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2226

約数の個数: 72

約数和(自身を含む): 326077164

約数和(自身を除く): 187150796

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 82, 98, 112, 164, 196, 224, 287, 328, 392, 574, 656, 784, 1148, 1312, 1568, 2009, 2161, 2296, 4018, 4322, 4592, 8036, 8644, 9184, 15127, 16072, 17288, 30254, 32144, 34576, 60508, 64288, 69152, 88601, 105889, 121016, 177202, 211778, 242032, 354404, 423556, 484064, 620207, 708808, 847112, 1240414, 1417616, 1694224, 2480828, 2835232, 3388448, 4341449, 4961656, 8682898, 9923312, 17365796, 19846624, 34731592, 69463184, 138926368]

約数ペア:

[(1, 138926368), (2, 69463184), (4, 34731592), (7, 19846624), (8, 17365796), (14, 9923312), (16, 8682898), (28, 4961656), (32, 4341449), (41, 3388448), (49, 2835232), (56, 2480828), (82, 1694224), (98, 1417616), (112, 1240414), (164, 847112), (196, 708808), (224, 620207), (287, 484064), (328, 423556), (392, 354404), (574, 242032), (656, 211778), (784, 177202), (1148, 121016), (1312, 105889), (1568, 88601), (2009, 69152), (2161, 64288), (2296, 60508), (4018, 34576), (4322, 32144), (4592, 30254), (8036, 17288), (8644, 16072), (9184, 15127)]