13285419

素因数分解:

$3^1\times 7^3\times {\mathrm{12911}}^1$

素因数の和:12935

約数の個数: 16

約数和(自身を含む): 20659200

約数和(自身を除く): 7373781

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 12911, 38733, 90377, 271131, 632639, 1897917, 4428473, 13285419]

約数ペア:

[(1, 13285419), (3, 4428473), (7, 1897917), (21, 632639), (49, 271131), (147, 90377), (343, 38733), (1029, 12911)]