642760497

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{11447}}^1$

素因数の和:11837

約数の個数: 24

約数和(自身を含む): 985810176

約数和(自身を除く): 343049679

約数列:

[1, 3, 9, 17, 51, 153, 367, 1101, 3303, 6239, 11447, 18717, 34341, 56151, 103023, 194599, 583797, 1751391, 4201049, 12603147, 37809441, 71417833, 214253499, 642760497]

約数ペア:

[(1, 642760497), (3, 214253499), (9, 71417833), (17, 37809441), (51, 12603147), (153, 4201049), (367, 1751391), (1101, 583797), (3303, 194599), (6239, 103023), (11447, 56151), (18717, 34341)]