47717481

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 75172608

約数和(自身を除く): 27455127

約数列:

[1, 3, 7, 21, 41, 123, 157, 287, 353, 471, 861, 1059, 1099, 2471, 3297, 6437, 7413, 14473, 19311, 43419, 45059, 55421, 101311, 135177, 166263, 303933, 387947, 1163841, 2272261, 6816783, 15905827, 47717481]

約数ペア:

[(1, 47717481), (3, 15905827), (7, 6816783), (21, 2272261), (41, 1163841), (123, 387947), (157, 303933), (287, 166263), (353, 135177), (471, 101311), (861, 55421), (1059, 45059), (1099, 43419), (2471, 19311), (3297, 14473), (6437, 7413)]