1178247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2982

約数の個数: 16

約数和(自身を含む): 1890560

約数和(自身を除く): 712313

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 2953, 8859, 20671, 56107, 62013, 168321, 392749, 1178247]

約数ペア:

[(1, 1178247), (3, 392749), (7, 168321), (19, 62013), (21, 56107), (57, 20671), (133, 8859), (399, 2953)]