27240381

素因数分解:

$3^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 47044800

約数和(自身を除く): 19804419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 107, 189, 321, 449, 567, 749, 963, 1347, 2247, 2889, 3143, 4041, 6741, 8667, 9429, 12123, 20223, 28287, 36369, 48043, 60669, 84861, 144129, 254583, 336301, 432387, 1008903, 1297161, 3026709, 3891483, 9080127, 27240381]

約数ペア:

[(1, 27240381), (3, 9080127), (7, 3891483), (9, 3026709), (21, 1297161), (27, 1008903), (63, 432387), (81, 336301), (107, 254583), (189, 144129), (321, 84861), (449, 60669), (567, 48043), (749, 36369), (963, 28287), (1347, 20223), (2247, 12123), (2889, 9429), (3143, 8667), (4041, 6741)]