681529912

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{111653}}^1$

素因数の和:111775

約数の個数: 32

約数和(自身を含む): 1473832800

約数和(自身を除く): 792302888

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 6104, 111653, 223306, 446612, 781571, 893224, 1563142, 3126284, 6252568, 12170177, 24340354, 48680708, 85191239, 97361416, 170382478, 340764956, 681529912]

約数ペア:

[(1, 681529912), (2, 340764956), (4, 170382478), (7, 97361416), (8, 85191239), (14, 48680708), (28, 24340354), (56, 12170177), (109, 6252568), (218, 3126284), (436, 1563142), (763, 893224), (872, 781571), (1526, 446612), (3052, 223306), (6104, 111653)]