68490484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{11317}}^1$

素因数の和:11427

約数の個数: 24

約数和(自身を含む): 128346120

約数和(自身を除く): 59855636

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 6052, 11317, 22634, 45268, 192389, 384778, 769556, 1007213, 2014426, 4028852, 17122621, 34245242, 68490484]

約数ペア:

[(1, 68490484), (2, 34245242), (4, 17122621), (17, 4028852), (34, 2014426), (68, 1007213), (89, 769556), (178, 384778), (356, 192389), (1513, 45268), (3026, 22634), (6052, 11317)]