28850775

素因数分解:

$3^1\times 5^2\times {\mathrm{313}}^1\times {\mathrm{1229}}^1$

素因数の和:1555

約数の個数: 24

約数和(自身を含む): 47891280

約数和(自身を除く): 19040505

約数列:

[1, 3, 5, 15, 25, 75, 313, 939, 1229, 1565, 3687, 4695, 6145, 7825, 18435, 23475, 30725, 92175, 384677, 1154031, 1923385, 5770155, 9616925, 28850775]

約数ペア:

[(1, 28850775), (3, 9616925), (5, 5770155), (15, 1923385), (25, 1154031), (75, 384677), (313, 92175), (939, 30725), (1229, 23475), (1565, 18435), (3687, 7825), (4695, 6145)]