86172129

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2081}}^1$

素因数の和:2237

約数の個数: 24

約数和(自身を含む): 128617632

約数和(自身を除く): 42445503

約数列:

[1, 3, 9, 43, 107, 129, 321, 387, 963, 2081, 4601, 6243, 13803, 18729, 41409, 89483, 222667, 268449, 668001, 805347, 2004003, 9574681, 28724043, 86172129]

約数ペア:

[(1, 86172129), (3, 28724043), (9, 9574681), (43, 2004003), (107, 805347), (129, 668001), (321, 268449), (387, 222667), (963, 89483), (2081, 41409), (4601, 18729), (6243, 13803)]