28499025

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13103}}^1$

素因数の和:13145

約数の個数: 24

約数和(自身を含む): 48746880

約数和(自身を除く): 20247855

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 13103, 39309, 65515, 196545, 327575, 379987, 982725, 1139961, 1899935, 5699805, 9499675, 28499025]

約数ペア:

[(1, 28499025), (3, 9499675), (5, 5699805), (15, 1899935), (25, 1139961), (29, 982725), (75, 379987), (87, 327575), (145, 196545), (435, 65515), (725, 39309), (2175, 13103)]