71522213

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4519}}^1$

素因数の和:4569

約数の個数: 24

約数和(自身を含む): 92750400

約数和(自身を除く): 21228187

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 2261, 4519, 15827, 31633, 76823, 85861, 221431, 537761, 601027, 1459637, 3764327, 4207189, 10217459, 71522213]

約数ペア:

[(1, 71522213), (7, 10217459), (17, 4207189), (19, 3764327), (49, 1459637), (119, 601027), (133, 537761), (323, 221431), (833, 85861), (931, 76823), (2261, 31633), (4519, 15827)]