129836842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 211276800

約数和(自身を除く): 81439958

約数列:

[1, 2, 19, 38, 47, 94, 139, 278, 523, 893, 1046, 1786, 2641, 5282, 6533, 9937, 13066, 19874, 24581, 49162, 72697, 124127, 145394, 248254, 467039, 934078, 1381243, 2762486, 3416759, 6833518, 64918421, 129836842]

約数ペア:

[(1, 129836842), (2, 64918421), (19, 6833518), (38, 3416759), (47, 2762486), (94, 1381243), (139, 934078), (278, 467039), (523, 248254), (893, 145394), (1046, 124127), (1786, 72697), (2641, 49162), (5282, 24581), (6533, 19874), (9937, 13066)]