1187331808

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{911}}^1$

素因数の和:1188

約数の個数: 72

約数和(自身を含む): 2544496416

約数和(自身を除く): 1357164608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 169, 208, 241, 338, 416, 482, 676, 911, 964, 1352, 1822, 1928, 2704, 3133, 3644, 3856, 5408, 6266, 7288, 7712, 11843, 12532, 14576, 23686, 25064, 29152, 40729, 47372, 50128, 81458, 94744, 100256, 153959, 162916, 189488, 219551, 307918, 325832, 378976, 439102, 615836, 651664, 878204, 1231672, 1303328, 1756408, 2463344, 2854163, 3512816, 4926688, 5708326, 7025632, 11416652, 22833304, 37104119, 45666608, 74208238, 91333216, 148416476, 296832952, 593665904, 1187331808]

約数ペア:

[(1, 1187331808), (2, 593665904), (4, 296832952), (8, 148416476), (13, 91333216), (16, 74208238), (26, 45666608), (32, 37104119), (52, 22833304), (104, 11416652), (169, 7025632), (208, 5708326), (241, 4926688), (338, 3512816), (416, 2854163), (482, 2463344), (676, 1756408), (911, 1303328), (964, 1231672), (1352, 878204), (1822, 651664), (1928, 615836), (2704, 439102), (3133, 378976), (3644, 325832), (3856, 307918), (5408, 219551), (6266, 189488), (7288, 162916), (7712, 153959), (11843, 100256), (12532, 94744), (14576, 81458), (23686, 50128), (25064, 47372), (29152, 40729)]