6979975

素因数分解:

$5^2\times {\mathrm{43}}^2\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 18

約数和(自身を含む): 8919816

約数和(自身を除く): 1939841

約数列:

[1, 5, 25, 43, 151, 215, 755, 1075, 1849, 3775, 6493, 9245, 32465, 46225, 162325, 279199, 1395995, 6979975]

約数ペア:

[(1, 6979975), (5, 1395995), (25, 279199), (43, 162325), (151, 46225), (215, 32465), (755, 9245), (1075, 6493), (1849, 3775)]