1279733

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 20

約数和(自身を含む): 1646988

約数和(自身を除く): 367255

約数列:

[1, 7, 13, 41, 49, 91, 287, 343, 533, 637, 2009, 2401, 3731, 4459, 14063, 26117, 31213, 98441, 182819, 1279733]

約数ペア:

[(1, 1279733), (7, 182819), (13, 98441), (41, 31213), (49, 26117), (91, 14063), (287, 4459), (343, 3731), (533, 2401), (637, 2009)]