2157143576

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{3361}}^1$

素因数の和:3604

約数の個数: 64

約数和(自身を含む): 4717020480

約数和(自身を除く): 2559876904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 157, 292, 314, 511, 584, 628, 1022, 1099, 1256, 2044, 2198, 3361, 4088, 4396, 6722, 8792, 11461, 13444, 22922, 23527, 26888, 45844, 47054, 80227, 91688, 94108, 160454, 188216, 245353, 320908, 490706, 527677, 641816, 981412, 1055354, 1717471, 1962824, 2110708, 3434942, 3693739, 4221416, 6869884, 7387478, 13739768, 14774956, 29549912, 38520421, 77040842, 154081684, 269642947, 308163368, 539285894, 1078571788, 2157143576]

約数ペア:

[(1, 2157143576), (2, 1078571788), (4, 539285894), (7, 308163368), (8, 269642947), (14, 154081684), (28, 77040842), (56, 38520421), (73, 29549912), (146, 14774956), (157, 13739768), (292, 7387478), (314, 6869884), (511, 4221416), (584, 3693739), (628, 3434942), (1022, 2110708), (1099, 1962824), (1256, 1717471), (2044, 1055354), (2198, 981412), (3361, 641816), (4088, 527677), (4396, 490706), (6722, 320908), (8792, 245353), (11461, 188216), (13444, 160454), (22922, 94108), (23527, 91688), (26888, 80227), (45844, 47054)]