28119039

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7433}}^1$

素因数の和:7546

約数の個数: 16

約数和(自身を含む): 40797792

約数和(自身を除く): 12678753

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 7433, 22299, 96629, 289887, 721001, 2163003, 9373013, 28119039]

約数ペア:

[(1, 28119039), (3, 9373013), (13, 2163003), (39, 721001), (97, 289887), (291, 96629), (1261, 22299), (3783, 7433)]