128839215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{373447}}^1$

素因数の和:373478

約数の個数: 16

約数和(自身を含む): 215106048

約数和(自身を除く): 86266833

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 373447, 1120341, 1867235, 5601705, 8589281, 25767843, 42946405, 128839215]

約数ペア:

[(1, 128839215), (3, 42946405), (5, 25767843), (15, 8589281), (23, 5601705), (69, 1867235), (115, 1120341), (345, 373447)]