38880405

素因数分解:

$3^4\times 5^1\times {\mathrm{96001}}^1$

素因数の和:96018

約数の個数: 20

約数和(自身を含む): 69697452

約数和(自身を除く): 30817047

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 96001, 288003, 480005, 864009, 1440015, 2592027, 4320045, 7776081, 12960135, 38880405]

約数ペア:

[(1, 38880405), (3, 12960135), (5, 7776081), (9, 4320045), (15, 2592027), (27, 1440015), (45, 864009), (81, 480005), (135, 288003), (405, 96001)]