1089123

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 1751040

約数和(自身を除く): 661917

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 239, 651, 717, 1519, 1673, 4557, 5019, 7409, 11711, 22227, 35133, 51863, 155589, 363041, 1089123]

約数ペア:

[(1, 1089123), (3, 363041), (7, 155589), (21, 51863), (31, 35133), (49, 22227), (93, 11711), (147, 7409), (217, 5019), (239, 4557), (651, 1673), (717, 1519)]