428480835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1680317}}^1$

素因数の和:1680342

約数の個数: 16

約数和(自身を含む): 725897376

約数和(自身を除く): 297416541

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1680317, 5040951, 8401585, 25204755, 28565389, 85696167, 142826945, 428480835]

約数ペア:

[(1, 428480835), (3, 142826945), (5, 85696167), (15, 28565389), (17, 25204755), (51, 8401585), (85, 5040951), (255, 1680317)]