30831291

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 45845280

約数和(自身を除く): 15013989

約数列:

[1, 3, 9, 61, 89, 183, 267, 549, 631, 801, 1893, 5429, 5679, 16287, 38491, 48861, 56159, 115473, 168477, 346419, 505431, 3425699, 10277097, 30831291]

約数ペア:

[(1, 30831291), (3, 10277097), (9, 3425699), (61, 505431), (89, 346419), (183, 168477), (267, 115473), (549, 56159), (631, 48861), (801, 38491), (1893, 16287), (5429, 5679)]