68807618

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{859}}^1$

素因数の和:1214

約数の個数: 24

約数和(自身を含む): 113922480

約数和(自身を除く): 45114862

約数列:

[1, 2, 11, 22, 121, 242, 331, 662, 859, 1718, 3641, 7282, 9449, 18898, 40051, 80102, 103939, 207878, 284329, 568658, 3127619, 6255238, 34403809, 68807618]

約数ペア:

[(1, 68807618), (2, 34403809), (11, 6255238), (22, 3127619), (121, 568658), (242, 284329), (331, 207878), (662, 103939), (859, 80102), (1718, 40051), (3641, 18898), (7282, 9449)]