1961739

素因数分解:

$3^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:60

約数の個数: 36

約数和(自身を含む): 3306576

約数和(自身を除く): 1344837

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 243, 299, 351, 621, 729, 897, 1053, 1863, 2187, 2691, 3159, 5589, 6561, 8073, 9477, 16767, 24219, 28431, 50301, 72657, 85293, 150903, 217971, 653913, 1961739]

約数ペア:

[(1, 1961739), (3, 653913), (9, 217971), (13, 150903), (23, 85293), (27, 72657), (39, 50301), (69, 28431), (81, 24219), (117, 16767), (207, 9477), (243, 8073), (299, 6561), (351, 5589), (621, 3159), (729, 2691), (897, 2187), (1053, 1863)]