28260526

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 50397120

約数和(自身を除く): 22136594

約数列:

[1, 2, 7, 14, 37, 74, 89, 178, 259, 518, 613, 623, 1226, 1246, 3293, 4291, 6586, 8582, 22681, 23051, 45362, 46102, 54557, 109114, 158767, 317534, 381899, 763798, 2018609, 4037218, 14130263, 28260526]

約数ペア:

[(1, 28260526), (2, 14130263), (7, 4037218), (14, 2018609), (37, 763798), (74, 381899), (89, 317534), (178, 158767), (259, 109114), (518, 54557), (613, 46102), (623, 45362), (1226, 23051), (1246, 22681), (3293, 8582), (4291, 6586)]