2168127

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 40

約数和(自身を含む): 3659040

約数和(自身を除く): 1490913

約数列:

[1, 3, 9, 13, 27, 29, 39, 71, 81, 87, 117, 213, 261, 351, 377, 639, 783, 923, 1053, 1131, 1917, 2059, 2349, 2769, 3393, 5751, 6177, 8307, 10179, 18531, 24921, 26767, 30537, 55593, 74763, 80301, 166779, 240903, 722709, 2168127]

約数ペア:

[(1, 2168127), (3, 722709), (9, 240903), (13, 166779), (27, 80301), (29, 74763), (39, 55593), (71, 30537), (81, 26767), (87, 24921), (117, 18531), (213, 10179), (261, 8307), (351, 6177), (377, 5751), (639, 3393), (783, 2769), (923, 2349), (1053, 2059), (1131, 1917)]