987313768

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:866

約数の個数: 64

約数和(自身を含む): 2142120960

約数和(自身を除く): 1154807192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 223, 346, 446, 457, 692, 892, 914, 1211, 1384, 1561, 1784, 1828, 2422, 3122, 3199, 3656, 4844, 6244, 6398, 9688, 12488, 12796, 25592, 38579, 77158, 79061, 101911, 154316, 158122, 203822, 270053, 308632, 316244, 407644, 540106, 553427, 632488, 713377, 815288, 1080212, 1106854, 1426754, 2160424, 2213708, 2853508, 4427416, 5707016, 17630603, 35261206, 70522412, 123414221, 141044824, 246828442, 493656884, 987313768]

約数ペア:

[(1, 987313768), (2, 493656884), (4, 246828442), (7, 141044824), (8, 123414221), (14, 70522412), (28, 35261206), (56, 17630603), (173, 5707016), (223, 4427416), (346, 2853508), (446, 2213708), (457, 2160424), (692, 1426754), (892, 1106854), (914, 1080212), (1211, 815288), (1384, 713377), (1561, 632488), (1784, 553427), (1828, 540106), (2422, 407644), (3122, 316244), (3199, 308632), (3656, 270053), (4844, 203822), (6244, 158122), (6398, 154316), (9688, 101911), (12488, 79061), (12796, 77158), (25592, 38579)]