71777139

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{3449}}^1$

素因数の和:4450

約数の個数: 16

約数和(自身を含む): 109516800

約数和(自身を除く): 37739661

約数列:

[1, 3, 7, 21, 991, 2973, 3449, 6937, 10347, 20811, 24143, 72429, 3417959, 10253877, 23925713, 71777139]

約数ペア:

[(1, 71777139), (3, 23925713), (7, 10253877), (21, 3417959), (991, 72429), (2973, 24143), (3449, 20811), (6937, 10347)]