853253128

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 128

約数和(自身を含む): 2042853120

約数和(自身を除く): 1189599992

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 97, 104, 172, 182, 194, 281, 301, 344, 364, 388, 559, 562, 602, 679, 728, 776, 1118, 1124, 1204, 1261, 1358, 1967, 2236, 2248, 2408, 2522, 2716, 3653, 3913, 3934, 4171, 4472, 5044, 5432, 7306, 7826, 7868, 8342, 8827, 10088, 12083, 14612, 15652, 15736, 16684, 17654, 24166, 25571, 27257, 29197, 29224, 31304, 33368, 35308, 48332, 51142, 54223, 54514, 58394, 70616, 84581, 96664, 102284, 108446, 109028, 116788, 157079, 169162, 190799, 204568, 216892, 218056, 233576, 314158, 338324, 354341, 379561, 381598, 433784, 628316, 676648, 708682, 759122, 763196, 1099553, 1172051, 1256632, 1417364, 1518244, 1526392, 2199106, 2344102, 2480387, 2834728, 3036488, 4398212, 4688204, 4960774, 8204357, 8796424, 9376408, 9921548, 15236663, 16408714, 19843096, 30473326, 32817428, 60946652, 65634856, 106656641, 121893304, 213313282, 426626564, 853253128]

約数ペア:

[(1, 853253128), (2, 426626564), (4, 213313282), (7, 121893304), (8, 106656641), (13, 65634856), (14, 60946652), (26, 32817428), (28, 30473326), (43, 19843096), (52, 16408714), (56, 15236663), (86, 9921548), (91, 9376408), (97, 8796424), (104, 8204357), (172, 4960774), (182, 4688204), (194, 4398212), (281, 3036488), (301, 2834728), (344, 2480387), (364, 2344102), (388, 2199106), (559, 1526392), (562, 1518244), (602, 1417364), (679, 1256632), (728, 1172051), (776, 1099553), (1118, 763196), (1124, 759122), (1204, 708682), (1261, 676648), (1358, 628316), (1967, 433784), (2236, 381598), (2248, 379561), (2408, 354341), (2522, 338324), (2716, 314158), (3653, 233576), (3913, 218056), (3934, 216892), (4171, 204568), (4472, 190799), (5044, 169162), (5432, 157079), (7306, 116788), (7826, 109028), (7868, 108446), (8342, 102284), (8827, 96664), (10088, 84581), (12083, 70616), (14612, 58394), (15652, 54514), (15736, 54223), (16684, 51142), (17654, 48332), (24166, 35308), (25571, 33368), (27257, 31304), (29197, 29224)]