25621578

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 57316896

約数和(自身を除く): 31695318

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 107, 159, 214, 251, 318, 321, 477, 502, 642, 753, 954, 963, 1506, 1926, 2259, 4518, 5671, 11342, 13303, 17013, 26606, 26857, 34026, 39909, 51039, 53714, 79818, 80571, 102078, 119727, 161142, 239454, 241713, 483426, 1423421, 2846842, 4270263, 8540526, 12810789, 25621578]

約数ペア:

[(1, 25621578), (2, 12810789), (3, 8540526), (6, 4270263), (9, 2846842), (18, 1423421), (53, 483426), (106, 241713), (107, 239454), (159, 161142), (214, 119727), (251, 102078), (318, 80571), (321, 79818), (477, 53714), (502, 51039), (642, 39909), (753, 34026), (954, 26857), (963, 26606), (1506, 17013), (1926, 13303), (2259, 11342), (4518, 5671)]