163971416

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2087}}^1$

素因数の和:2184

約数の個数: 64

約数和(自身を含む): 372833280

約数和(自身を除く): 208861864

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 61, 92, 122, 161, 184, 244, 322, 427, 488, 644, 854, 1288, 1403, 1708, 2087, 2806, 3416, 4174, 5612, 8348, 9821, 11224, 14609, 16696, 19642, 29218, 39284, 48001, 58436, 78568, 96002, 116872, 127307, 192004, 254614, 336007, 384008, 509228, 672014, 891149, 1018456, 1344028, 1782298, 2688056, 2928061, 3564596, 5856122, 7129192, 11712244, 20496427, 23424488, 40992854, 81985708, 163971416]

約数ペア:

[(1, 163971416), (2, 81985708), (4, 40992854), (7, 23424488), (8, 20496427), (14, 11712244), (23, 7129192), (28, 5856122), (46, 3564596), (56, 2928061), (61, 2688056), (92, 1782298), (122, 1344028), (161, 1018456), (184, 891149), (244, 672014), (322, 509228), (427, 384008), (488, 336007), (644, 254614), (854, 192004), (1288, 127307), (1403, 116872), (1708, 96002), (2087, 78568), (2806, 58436), (3416, 48001), (4174, 39284), (5612, 29218), (8348, 19642), (9821, 16696), (11224, 14609)]