286258532

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{367}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 582382080

約数和(自身を除く): 296123548

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 313, 356, 367, 623, 626, 734, 1246, 1252, 1468, 2191, 2492, 2569, 4382, 5138, 8764, 10276, 27857, 32663, 55714, 65326, 111428, 114871, 130652, 194999, 228641, 229742, 389998, 457282, 459484, 779996, 804097, 914564, 1608194, 3216388, 10223519, 20447038, 40894076, 71564633, 143129266, 286258532]

約数ペア:

[(1, 286258532), (2, 143129266), (4, 71564633), (7, 40894076), (14, 20447038), (28, 10223519), (89, 3216388), (178, 1608194), (313, 914564), (356, 804097), (367, 779996), (623, 459484), (626, 457282), (734, 389998), (1246, 229742), (1252, 228641), (1468, 194999), (2191, 130652), (2492, 114871), (2569, 111428), (4382, 65326), (5138, 55714), (8764, 32663), (10276, 27857)]