157668868

素因数分解:

$2^2\times 7^4\times {\mathrm{16417}}^1$

素因数の和:16449

約数の個数: 30

約数和(自身を含む): 321907726

約数和(自身を除く): 164238858

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2401, 4802, 9604, 16417, 32834, 65668, 114919, 229838, 459676, 804433, 1608866, 3217732, 5631031, 11262062, 22524124, 39417217, 78834434, 157668868]

約数ペア:

[(1, 157668868), (2, 78834434), (4, 39417217), (7, 22524124), (14, 11262062), (28, 5631031), (49, 3217732), (98, 1608866), (196, 804433), (343, 459676), (686, 229838), (1372, 114919), (2401, 65668), (4802, 32834), (9604, 16417)]