68862728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1217}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 141190560

約数和(自身を除く): 72327832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 643, 1217, 1286, 2434, 2572, 4868, 5144, 7073, 9736, 13387, 14146, 26774, 28292, 53548, 56584, 107096, 782531, 1565062, 3130124, 6260248, 8607841, 17215682, 34431364, 68862728]

約数ペア:

[(1, 68862728), (2, 34431364), (4, 17215682), (8, 8607841), (11, 6260248), (22, 3130124), (44, 1565062), (88, 782531), (643, 107096), (1217, 56584), (1286, 53548), (2434, 28292), (2572, 26774), (4868, 14146), (5144, 13387), (7073, 9736)]