812016872

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{11971}}^1$

素因数の和:12177

約数の個数: 32

約数和(自身を含む): 1558754400

約数和(自身を除く): 746737528

約数列:

[1, 2, 4, 8, 61, 122, 139, 244, 278, 488, 556, 1112, 8479, 11971, 16958, 23942, 33916, 47884, 67832, 95768, 730231, 1460462, 1663969, 2920924, 3327938, 5841848, 6655876, 13311752, 101502109, 203004218, 406008436, 812016872]

約数ペア:

[(1, 812016872), (2, 406008436), (4, 203004218), (8, 101502109), (61, 13311752), (122, 6655876), (139, 5841848), (244, 3327938), (278, 2920924), (488, 1663969), (556, 1460462), (1112, 730231), (8479, 95768), (11971, 67832), (16958, 47884), (23942, 33916)]