53781217

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 68027904

約数和(自身を除く): 14246687

約数列:

[1, 7, 17, 41, 73, 119, 151, 287, 511, 697, 1057, 1241, 2567, 2993, 4879, 6191, 8687, 11023, 17969, 20951, 43337, 50881, 77161, 105247, 187391, 356167, 451943, 736729, 1311737, 3163601, 7683031, 53781217]

約数ペア:

[(1, 53781217), (7, 7683031), (17, 3163601), (41, 1311737), (73, 736729), (119, 451943), (151, 356167), (287, 187391), (511, 105247), (697, 77161), (1057, 50881), (1241, 43337), (2567, 20951), (2993, 17969), (4879, 11023), (6191, 8687)]