398163168

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{35449}}^1$

素因数の和:35481

約数の個数: 96

約数和(自身を含む): 1250676000

約数和(自身を除く): 852512832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 96, 104, 108, 117, 144, 156, 208, 216, 234, 288, 312, 351, 416, 432, 468, 624, 702, 864, 936, 1248, 1404, 1872, 2808, 3744, 5616, 11232, 35449, 70898, 106347, 141796, 212694, 283592, 319041, 425388, 460837, 567184, 638082, 850776, 921674, 957123, 1134368, 1276164, 1382511, 1701552, 1843348, 1914246, 2552328, 2765022, 3403104, 3686696, 3828492, 4147533, 5104656, 5530044, 7373392, 7656984, 8295066, 10209312, 11060088, 12442599, 14746784, 15313968, 16590132, 22120176, 24885198, 30627936, 33180264, 44240352, 49770396, 66360528, 99540792, 132721056, 199081584, 398163168]

約数ペア:

[(1, 398163168), (2, 199081584), (3, 132721056), (4, 99540792), (6, 66360528), (8, 49770396), (9, 44240352), (12, 33180264), (13, 30627936), (16, 24885198), (18, 22120176), (24, 16590132), (26, 15313968), (27, 14746784), (32, 12442599), (36, 11060088), (39, 10209312), (48, 8295066), (52, 7656984), (54, 7373392), (72, 5530044), (78, 5104656), (96, 4147533), (104, 3828492), (108, 3686696), (117, 3403104), (144, 2765022), (156, 2552328), (208, 1914246), (216, 1843348), (234, 1701552), (288, 1382511), (312, 1276164), (351, 1134368), (416, 957123), (432, 921674), (468, 850776), (624, 638082), (702, 567184), (864, 460837), (936, 425388), (1248, 319041), (1404, 283592), (1872, 212694), (2808, 141796), (3744, 106347), (5616, 70898), (11232, 35449)]