1970001

素因数分解:

$3^5\times {\mathrm{11}}^2\times {\mathrm{67}}^1$

素因数の和:104

約数の個数: 36

約数和(自身を含む): 3292016

約数和(自身を除く): 1322015

約数列:

[1, 3, 9, 11, 27, 33, 67, 81, 99, 121, 201, 243, 297, 363, 603, 737, 891, 1089, 1809, 2211, 2673, 3267, 5427, 6633, 8107, 9801, 16281, 19899, 24321, 29403, 59697, 72963, 179091, 218889, 656667, 1970001]

約数ペア:

[(1, 1970001), (3, 656667), (9, 218889), (11, 179091), (27, 72963), (33, 59697), (67, 29403), (81, 24321), (99, 19899), (121, 16281), (201, 9801), (243, 8107), (297, 6633), (363, 5427), (603, 3267), (737, 2673), (891, 2211), (1089, 1809)]