71916417

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{6991}}^1$

素因数の和:7130

約数の個数: 20

約数和(自身を含む): 108292096

約数和(自身を除く): 36375679

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 3429, 6991, 10287, 20973, 62919, 188757, 566271, 887857, 2663571, 7990713, 23972139, 71916417]

約数ペア:

[(1, 71916417), (3, 23972139), (9, 7990713), (27, 2663571), (81, 887857), (127, 566271), (381, 188757), (1143, 62919), (3429, 20973), (6991, 10287)]