279105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 466560

約数和(自身を除く): 187455

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 809, 2427, 4045, 12135, 18607, 55821, 93035, 279105]

約数ペア:

[(1, 279105), (3, 93035), (5, 55821), (15, 18607), (23, 12135), (69, 4045), (115, 2427), (345, 809)]