13581771

素因数分解:

$3^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 21542400

約数和(自身を除く): 7960629

約数列:

[1, 3, 7, 21, 49, 67, 147, 197, 201, 343, 469, 591, 1029, 1379, 1407, 3283, 4137, 9653, 9849, 13199, 22981, 28959, 39597, 67571, 68943, 92393, 202713, 277179, 646751, 1940253, 4527257, 13581771]

約数ペア:

[(1, 13581771), (3, 4527257), (7, 1940253), (21, 646751), (49, 277179), (67, 202713), (147, 92393), (197, 68943), (201, 67571), (343, 39597), (469, 28959), (591, 22981), (1029, 13199), (1379, 9849), (1407, 9653), (3283, 4137)]