16807385

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{571}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 23914176

約数和(自身を除く): 7106791

約数列:

[1, 5, 7, 29, 35, 145, 203, 571, 841, 1015, 2855, 3997, 4205, 5887, 16559, 19985, 29435, 82795, 115913, 480211, 579565, 2401055, 3361477, 16807385]

約数ペア:

[(1, 16807385), (5, 3361477), (7, 2401055), (29, 579565), (35, 480211), (145, 115913), (203, 82795), (571, 29435), (841, 19985), (1015, 16559), (2855, 5887), (3997, 4205)]