71219307

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 105007104

約数和(自身を除く): 33787797

約数列:

[1, 3, 17, 31, 51, 93, 107, 321, 421, 527, 1263, 1581, 1819, 3317, 5457, 7157, 9951, 13051, 21471, 39153, 45047, 56389, 135141, 169167, 221867, 665601, 765799, 1396457, 2297397, 4189371, 23739769, 71219307]

約数ペア:

[(1, 71219307), (3, 23739769), (17, 4189371), (31, 2297397), (51, 1396457), (93, 765799), (107, 665601), (321, 221867), (421, 169167), (527, 135141), (1263, 56389), (1581, 45047), (1819, 39153), (3317, 21471), (5457, 13051), (7157, 9951)]