281134204

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{415879}}^1$

素因数の和:415909

約数の個数: 18

約数和(自身を含む): 532742280

約数和(自身を除く): 251608076

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 415879, 831758, 1663516, 5406427, 10812854, 21625708, 70283551, 140567102, 281134204]

約数ペア:

[(1, 281134204), (2, 140567102), (4, 70283551), (13, 21625708), (26, 10812854), (52, 5406427), (169, 1663516), (338, 831758), (676, 415879)]