15996309

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 26234880

約数和(自身を除く): 10238571

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 853, 893, 987, 2559, 2679, 5971, 6251, 16207, 17913, 18753, 40091, 48621, 113449, 120273, 280637, 340347, 761729, 841911, 2285187, 5332103, 15996309]

約数ペア:

[(1, 15996309), (3, 5332103), (7, 2285187), (19, 841911), (21, 761729), (47, 340347), (57, 280637), (133, 120273), (141, 113449), (329, 48621), (399, 40091), (853, 18753), (893, 17913), (987, 16207), (2559, 6251), (2679, 5971)]