144405872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{694259}}^1$

素因数の和:694280

約数の個数: 20

約数和(自身を含む): 301308840

約数和(自身を除く): 156902968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 694259, 1388518, 2777036, 5554072, 9025367, 11108144, 18050734, 36101468, 72202936, 144405872]

約数ペア:

[(1, 144405872), (2, 72202936), (4, 36101468), (8, 18050734), (13, 11108144), (16, 9025367), (26, 5554072), (52, 2777036), (104, 1388518), (208, 694259)]