201779235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{213523}}^1$

素因数の和:213544

約数の個数: 32

約数和(自身を含む): 409966080

約数和(自身を除く): 208186845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 213523, 640569, 1067615, 1494661, 1921707, 3202845, 4483983, 5765121, 7473305, 9608535, 13451949, 22419915, 28825605, 40355847, 67259745, 201779235]

約数ペア:

[(1, 201779235), (3, 67259745), (5, 40355847), (7, 28825605), (9, 22419915), (15, 13451949), (21, 9608535), (27, 7473305), (35, 5765121), (45, 4483983), (63, 3202845), (105, 1921707), (135, 1494661), (189, 1067615), (315, 640569), (945, 213523)]