197947568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{257}}^1$

素因数の和:331

約数の個数: 120

約数和(自身を含む): 495364128

約数和(自身を除く): 297416560

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 257, 299, 322, 364, 368, 514, 529, 598, 644, 728, 1028, 1058, 1196, 1288, 1456, 1799, 2056, 2093, 2116, 2392, 2576, 3341, 3598, 3703, 4112, 4186, 4232, 4784, 5911, 6682, 6877, 7196, 7406, 8372, 8464, 11822, 13364, 13754, 14392, 14812, 16744, 23387, 23644, 26728, 27508, 28784, 29624, 33488, 41377, 46774, 47288, 48139, 53456, 55016, 59248, 76843, 82754, 93548, 94576, 96278, 110032, 135953, 153686, 165508, 187096, 192556, 271906, 307372, 331016, 374192, 385112, 537901, 543812, 614744, 662032, 770224, 951671, 1075802, 1087624, 1229488, 1767389, 1903342, 2151604, 2175248, 3534778, 3806684, 4303208, 7069556, 7613368, 8606416, 12371723, 14139112, 15226736, 24743446, 28278224, 49486892, 98973784, 197947568]

約数ペア:

[(1, 197947568), (2, 98973784), (4, 49486892), (7, 28278224), (8, 24743446), (13, 15226736), (14, 14139112), (16, 12371723), (23, 8606416), (26, 7613368), (28, 7069556), (46, 4303208), (52, 3806684), (56, 3534778), (91, 2175248), (92, 2151604), (104, 1903342), (112, 1767389), (161, 1229488), (182, 1087624), (184, 1075802), (208, 951671), (257, 770224), (299, 662032), (322, 614744), (364, 543812), (368, 537901), (514, 385112), (529, 374192), (598, 331016), (644, 307372), (728, 271906), (1028, 192556), (1058, 187096), (1196, 165508), (1288, 153686), (1456, 135953), (1799, 110032), (2056, 96278), (2093, 94576), (2116, 93548), (2392, 82754), (2576, 76843), (3341, 59248), (3598, 55016), (3703, 53456), (4112, 48139), (4186, 47288), (4232, 46774), (4784, 41377), (5911, 33488), (6682, 29624), (6877, 28784), (7196, 27508), (7406, 26728), (8372, 23644), (8464, 23387), (11822, 16744), (13364, 14812), (13754, 14392)]