1949265

素因数分解:

$3^4\times 5^1\times {\mathrm{4813}}^1$

素因数の和:4830

約数の個数: 20

約数和(自身を含む): 3494964

約数和(自身を除く): 1545699

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4813, 14439, 24065, 43317, 72195, 129951, 216585, 389853, 649755, 1949265]

約数ペア:

[(1, 1949265), (3, 649755), (5, 389853), (9, 216585), (15, 129951), (27, 72195), (45, 43317), (81, 24065), (135, 14439), (405, 4813)]