2028975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2081}}^1$

素因数の和:2107

約数の個数: 24

約数和(自身を含む): 3614352

約数和(自身を除く): 1585377

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 2081, 6243, 10405, 27053, 31215, 52025, 81159, 135265, 156075, 405795, 676325, 2028975]

約数ペア:

[(1, 2028975), (3, 676325), (5, 405795), (13, 156075), (15, 135265), (25, 81159), (39, 52025), (65, 31215), (75, 27053), (195, 10405), (325, 6243), (975, 2081)]