28978395

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{66617}}^1$

素因数の和:66654

約数の個数: 16

約数和(自身を含む): 47964960

約数和(自身を除く): 18986565

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 66617, 199851, 333085, 999255, 1931893, 5795679, 9659465, 28978395]

約数ペア:

[(1, 28978395), (3, 9659465), (5, 5795679), (15, 1931893), (29, 999255), (87, 333085), (145, 199851), (435, 66617)]