28939215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{44867}}^1$

素因数の和:44918

約数の個数: 16

約数和(自身を含む): 47380608

約数和(自身を除く): 18441393

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 44867, 134601, 224335, 673005, 1929281, 5787843, 9646405, 28939215]

約数ペア:

[(1, 28939215), (3, 9646405), (5, 5787843), (15, 1929281), (43, 673005), (129, 224335), (215, 134601), (645, 44867)]