28845405

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7723}}^1$

素因数の和:7817

約数の個数: 24

約数和(自身を含む): 50607648

約数和(自身を除く): 21762243

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 7723, 23169, 38615, 69507, 115845, 347535, 641009, 1923027, 3205045, 5769081, 9615135, 28845405]

約数ペア:

[(1, 28845405), (3, 9615135), (5, 5769081), (9, 3205045), (15, 1923027), (45, 641009), (83, 347535), (249, 115845), (415, 69507), (747, 38615), (1245, 23169), (3735, 7723)]