28265235

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 46545408

約数和(自身を除く): 18280173

約数列:

[1, 3, 5, 15, 73, 83, 219, 249, 311, 365, 415, 933, 1095, 1245, 1555, 4665, 6059, 18177, 22703, 25813, 30295, 68109, 77439, 90885, 113515, 129065, 340545, 387195, 1884349, 5653047, 9421745, 28265235]

約数ペア:

[(1, 28265235), (3, 9421745), (5, 5653047), (15, 1884349), (73, 387195), (83, 340545), (219, 129065), (249, 113515), (311, 90885), (365, 77439), (415, 68109), (933, 30295), (1095, 25813), (1245, 22703), (1555, 18177), (4665, 6059)]