209916665091

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{196000621}}^1$

素因数の和:196000651

約数の個数: 24

約数和(自身を含む): 366913164384

約数和(自身を除く): 156996499293

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 196000621, 588001863, 1372004347, 1764005589, 3332010557, 4116013041, 9996031671, 12348039123, 23324073899, 29988095013, 69972221697, 209916665091]

約数ペア:

[(1, 209916665091), (3, 69972221697), (7, 29988095013), (9, 23324073899), (17, 12348039123), (21, 9996031671), (51, 4116013041), (63, 3332010557), (119, 1764005589), (153, 1372004347), (357, 588001863), (1071, 196000621)]