53431371

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1319}}^1$

素因数の和:1975

約数の個数: 24

約数和(自身を含む): 88408320

約数和(自身を除く): 34976949

約数列:

[1, 3, 7, 9, 21, 63, 643, 1319, 1929, 3957, 4501, 5787, 9233, 11871, 13503, 27699, 40509, 83097, 848117, 2544351, 5936819, 7633053, 17810457, 53431371]

約数ペア:

[(1, 53431371), (3, 17810457), (7, 7633053), (9, 5936819), (21, 2544351), (63, 848117), (643, 83097), (1319, 40509), (1929, 27699), (3957, 13503), (4501, 11871), (5787, 9233)]