210317499

素因数分解:

$3^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2803}}^1$

素因数の和:3216

約数の個数: 32

約数和(自身を含む): 357117440

約数和(自身を除く): 146799941

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 397, 1191, 2779, 2803, 3573, 8337, 8409, 10719, 19621, 25011, 25227, 58863, 75033, 75681, 176589, 529767, 1112791, 3338373, 7789537, 10015119, 23368611, 30045357, 70105833, 210317499]

約数ペア:

[(1, 210317499), (3, 70105833), (7, 30045357), (9, 23368611), (21, 10015119), (27, 7789537), (63, 3338373), (189, 1112791), (397, 529767), (1191, 176589), (2779, 75681), (2803, 75033), (3573, 58863), (8337, 25227), (8409, 25011), (10719, 19621)]