15521051

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 20643840

約数和(自身を除く): 5122789

約数列:

[1, 7, 13, 17, 79, 91, 119, 127, 221, 553, 889, 1027, 1343, 1547, 1651, 2159, 7189, 9401, 10033, 11557, 15113, 17459, 28067, 70231, 122213, 130429, 170561, 196469, 913003, 1193927, 2217293, 15521051]

約数ペア:

[(1, 15521051), (7, 2217293), (13, 1193927), (17, 913003), (79, 196469), (91, 170561), (119, 130429), (127, 122213), (221, 70231), (553, 28067), (889, 17459), (1027, 15113), (1343, 11557), (1547, 10033), (1651, 9401), (2159, 7189)]