28673709

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2789}}^1$

素因数の和:2964

約数の個数: 16

約数和(自身を含む): 40176000

約数和(自身を除く): 11502291

約数列:

[1, 3, 23, 69, 149, 447, 2789, 3427, 8367, 10281, 64147, 192441, 415561, 1246683, 9557903, 28673709]

約数ペア:

[(1, 28673709), (3, 9557903), (23, 1246683), (69, 415561), (149, 192441), (447, 64147), (2789, 10281), (3427, 8367)]