129115196

素因数分解:

$2^2\times 7^2\times {\mathrm{658751}}^1$

素因数の和:658769

約数の個数: 18

約数和(自身を含む): 262842048

約数和(自身を除く): 133726852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 658751, 1317502, 2635004, 4611257, 9222514, 18445028, 32278799, 64557598, 129115196]

約数ペア:

[(1, 129115196), (2, 64557598), (4, 32278799), (7, 18445028), (14, 9222514), (28, 4611257), (49, 2635004), (98, 1317502), (196, 658751)]