127972012

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{439}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 266112000

約数和(自身を除く): 138139988

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 359, 406, 439, 718, 812, 878, 1436, 1756, 2513, 3073, 5026, 6146, 10052, 10411, 12292, 12731, 20822, 25462, 41644, 50924, 72877, 89117, 145754, 157601, 178234, 291508, 315202, 356468, 630404, 1103207, 2206414, 4412828, 4570429, 9140858, 18281716, 31993003, 63986006, 127972012]

約数ペア:

[(1, 127972012), (2, 63986006), (4, 31993003), (7, 18281716), (14, 9140858), (28, 4570429), (29, 4412828), (58, 2206414), (116, 1103207), (203, 630404), (359, 356468), (406, 315202), (439, 291508), (718, 178234), (812, 157601), (878, 145754), (1436, 89117), (1756, 72877), (2513, 50924), (3073, 41644), (5026, 25462), (6146, 20822), (10052, 12731), (10411, 12292)]