128567390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{44797}}^1$

素因数の和:44852

約数の個数: 32

約数和(自身を含む): 270938304

約数和(自身を除く): 142370914

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 44797, 89594, 223985, 313579, 447970, 627158, 1567895, 1836677, 3135790, 3673354, 9183385, 12856739, 18366770, 25713478, 64283695, 128567390]

約数ペア:

[(1, 128567390), (2, 64283695), (5, 25713478), (7, 18366770), (10, 12856739), (14, 9183385), (35, 3673354), (41, 3135790), (70, 1836677), (82, 1567895), (205, 627158), (287, 447970), (410, 313579), (574, 223985), (1435, 89594), (2870, 44797)]