201224919

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20431}}^1$

素因数の和:20515

約数の個数: 24

約数和(自身を含む): 316777728

約数和(自身を除く): 115552809

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 9849, 20431, 61293, 143017, 429051, 1001119, 1368877, 3003357, 4106631, 9582139, 28746417, 67074973, 201224919]

約数ペア:

[(1, 201224919), (3, 67074973), (7, 28746417), (21, 9582139), (49, 4106631), (67, 3003357), (147, 1368877), (201, 1001119), (469, 429051), (1407, 143017), (3283, 61293), (9849, 20431)]