28355913

素因数分解:

$3^6\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:516

約数の個数: 28

約数和(自身を含む): 43059828

約数和(自身を除く): 14703915

約数列:

[1, 3, 9, 27, 81, 97, 243, 291, 401, 729, 873, 1203, 2619, 3609, 7857, 10827, 23571, 32481, 38897, 70713, 97443, 116691, 292329, 350073, 1050219, 3150657, 9451971, 28355913]

約数ペア:

[(1, 28355913), (3, 9451971), (9, 3150657), (27, 1050219), (81, 350073), (97, 292329), (243, 116691), (291, 97443), (401, 70713), (729, 38897), (873, 32481), (1203, 23571), (2619, 10827), (3609, 7857)]