81385341

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1873

約数の個数: 32

約数和(自身を含む): 123586560

約数和(自身を除く): 42201219

約数列:

[1, 3, 17, 19, 47, 51, 57, 141, 323, 799, 893, 969, 1787, 2397, 2679, 5361, 15181, 30379, 33953, 45543, 83989, 91137, 101859, 251967, 577201, 1427813, 1595791, 1731603, 4283439, 4787373, 27128447, 81385341]

約数ペア:

[(1, 81385341), (3, 27128447), (17, 4787373), (19, 4283439), (47, 1731603), (51, 1595791), (57, 1427813), (141, 577201), (323, 251967), (799, 101859), (893, 91137), (969, 83989), (1787, 45543), (2397, 33953), (2679, 30379), (5361, 15181)]