28871175

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^2\times {\mathrm{229}}^1$

素因数の和:324

約数の個数: 36

約数和(自身を含む): 49139960

約数和(自身を除く): 20268785

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 205, 229, 615, 687, 1025, 1145, 1681, 3075, 3435, 5043, 5725, 8405, 9389, 17175, 25215, 28167, 42025, 46945, 126075, 140835, 234725, 384949, 704175, 1154847, 1924745, 5774235, 9623725, 28871175]

約数ペア:

[(1, 28871175), (3, 9623725), (5, 5774235), (15, 1924745), (25, 1154847), (41, 704175), (75, 384949), (123, 234725), (205, 140835), (229, 126075), (615, 46945), (687, 42025), (1025, 28167), (1145, 25215), (1681, 17175), (3075, 9389), (3435, 8405), (5043, 5725)]