126840028

素因数分解:

$2^2\times 7^4\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:360

約数の個数: 60

約数和(自身を含む): 265400352

約数和(自身を除く): 138560324

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 281, 329, 343, 562, 658, 686, 1124, 1316, 1372, 1967, 2303, 2401, 3934, 4606, 4802, 7868, 9212, 9604, 13207, 13769, 16121, 26414, 27538, 32242, 52828, 55076, 64484, 92449, 96383, 112847, 184898, 192766, 225694, 369796, 385532, 451388, 647143, 674681, 1294286, 1349362, 2588572, 2698724, 4530001, 9060002, 18120004, 31710007, 63420014, 126840028]

約数ペア:

[(1, 126840028), (2, 63420014), (4, 31710007), (7, 18120004), (14, 9060002), (28, 4530001), (47, 2698724), (49, 2588572), (94, 1349362), (98, 1294286), (188, 674681), (196, 647143), (281, 451388), (329, 385532), (343, 369796), (562, 225694), (658, 192766), (686, 184898), (1124, 112847), (1316, 96383), (1372, 92449), (1967, 64484), (2303, 55076), (2401, 52828), (3934, 32242), (4606, 27538), (4802, 26414), (7868, 16121), (9212, 13769), (9604, 13207)]