17828565

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1729

約数の個数: 32

約数和(自身を含む): 30744576

約数和(自身を除く): 12916011

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 1667, 2139, 3565, 5001, 8335, 10695, 25005, 38341, 51677, 115023, 155031, 191705, 258385, 575115, 775155, 1188571, 3565713, 5942855, 17828565]

約数ペア:

[(1, 17828565), (3, 5942855), (5, 3565713), (15, 1188571), (23, 775155), (31, 575115), (69, 258385), (93, 191705), (115, 155031), (155, 115023), (345, 51677), (465, 38341), (713, 25005), (1667, 10695), (2139, 8335), (3565, 5001)]