28969144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 60264000

約数和(自身を除く): 31294856

約数列:

[1, 2, 4, 8, 23, 29, 46, 58, 61, 89, 92, 116, 122, 178, 184, 232, 244, 356, 488, 667, 712, 1334, 1403, 1769, 2047, 2581, 2668, 2806, 3538, 4094, 5162, 5336, 5429, 5612, 7076, 8188, 10324, 10858, 11224, 14152, 16376, 20648, 21716, 40687, 43432, 59363, 81374, 118726, 124867, 157441, 162748, 237452, 249734, 314882, 325496, 474904, 499468, 629764, 998936, 1259528, 3621143, 7242286, 14484572, 28969144]

約数ペア:

[(1, 28969144), (2, 14484572), (4, 7242286), (8, 3621143), (23, 1259528), (29, 998936), (46, 629764), (58, 499468), (61, 474904), (89, 325496), (92, 314882), (116, 249734), (122, 237452), (178, 162748), (184, 157441), (232, 124867), (244, 118726), (356, 81374), (488, 59363), (667, 43432), (712, 40687), (1334, 21716), (1403, 20648), (1769, 16376), (2047, 14152), (2581, 11224), (2668, 10858), (2806, 10324), (3538, 8188), (4094, 7076), (5162, 5612), (5336, 5429)]