153972812

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{21397}}^1$

素因数の和:21665

約数の個数: 24

約数和(自身を含む): 309158304

約数和(自身を除く): 155185492

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 7196, 21397, 42794, 85588, 149779, 299558, 599116, 5499029, 10998058, 21996116, 38493203, 76986406, 153972812]

約数ペア:

[(1, 153972812), (2, 76986406), (4, 38493203), (7, 21996116), (14, 10998058), (28, 5499029), (257, 599116), (514, 299558), (1028, 149779), (1799, 85588), (3598, 42794), (7196, 21397)]