66686908

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 119113904

約数和(自身を除く): 52426996

約数列:

[1, 2, 4, 61, 122, 244, 337, 674, 811, 1348, 1622, 3244, 20557, 41114, 49471, 82228, 98942, 197884, 273307, 546614, 1093228, 16671727, 33343454, 66686908]

約数ペア:

[(1, 66686908), (2, 33343454), (4, 16671727), (61, 1093228), (122, 546614), (244, 273307), (337, 197884), (674, 98942), (811, 82228), (1348, 49471), (1622, 41114), (3244, 20557)]