81229215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{235447}}^1$

素因数の和:235478

約数の個数: 16

約数和(自身を含む): 135618048

約数和(自身を除く): 54388833

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 235447, 706341, 1177235, 3531705, 5415281, 16245843, 27076405, 81229215]

約数ペア:

[(1, 81229215), (3, 27076405), (5, 16245843), (15, 5415281), (23, 3531705), (69, 1177235), (115, 706341), (345, 235447)]