28680459

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:1006

約数の個数: 16

約数和(自身を含む): 39040032

約数和(自身を除く): 10359573

約数列:

[1, 3, 73, 173, 219, 519, 757, 2271, 12629, 37887, 55261, 130961, 165783, 392883, 9560153, 28680459]

約数ペア:

[(1, 28680459), (3, 9560153), (73, 392883), (173, 165783), (219, 130961), (519, 55261), (757, 37887), (2271, 12629)]