16542981

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6733}}^1$

素因数の和:6762

約数の個数: 32

約数和(自身を含む): 30168320

約数和(自身を除く): 13625339

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6733, 20199, 47131, 60597, 87529, 141393, 181791, 262587, 424179, 612703, 787761, 1272537, 1838109, 2363283, 5514327, 16542981]

約数ペア:

[(1, 16542981), (3, 5514327), (7, 2363283), (9, 1838109), (13, 1272537), (21, 787761), (27, 612703), (39, 424179), (63, 262587), (91, 181791), (117, 141393), (189, 87529), (273, 60597), (351, 47131), (819, 20199), (2457, 6733)]