214278911

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{397549}}^1$

素因数の和:397574

約数の個数: 12

約数和(自身を含む): 271924200

約数和(自身を除く): 57645289

約数列:

[1, 7, 11, 49, 77, 539, 397549, 2782843, 4373039, 19479901, 30611273, 214278911]

約数ペア:

[(1, 214278911), (7, 30611273), (11, 19479901), (49, 4373039), (77, 2782843), (539, 397549)]