28719423

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 43397120

約数和(自身を除く): 14677697

約数列:

[1, 3, 9, 31, 79, 93, 237, 279, 711, 1303, 2449, 3909, 7347, 11727, 22041, 40393, 102937, 121179, 308811, 363537, 926433, 3191047, 9573141, 28719423]

約数ペア:

[(1, 28719423), (3, 9573141), (9, 3191047), (31, 926433), (79, 363537), (93, 308811), (237, 121179), (279, 102937), (711, 40393), (1303, 22041), (2449, 11727), (3909, 7347)]