53121327

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 83607552

約数和(自身を除く): 30486225

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 503, 749, 987, 1509, 2247, 3521, 5029, 10563, 15087, 23641, 35203, 53821, 70923, 105609, 161463, 165487, 376747, 496461, 1130241, 2529587, 7588761, 17707109, 53121327]

約数ペア:

[(1, 53121327), (3, 17707109), (7, 7588761), (21, 2529587), (47, 1130241), (107, 496461), (141, 376747), (321, 165487), (329, 161463), (503, 105609), (749, 70923), (987, 53821), (1509, 35203), (2247, 23641), (3521, 15087), (5029, 10563)]