31997889

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15391}}^1$

素因数の和:15418

約数の個数: 32

約数和(自身を含む): 59105280

約数和(自身を除く): 27107391

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 15391, 46173, 107737, 138519, 169301, 323211, 415557, 507903, 969633, 1185107, 1523709, 2908899, 3555321, 4571127, 10665963, 31997889]

約数ペア:

[(1, 31997889), (3, 10665963), (7, 4571127), (9, 3555321), (11, 2908899), (21, 1523709), (27, 1185107), (33, 969633), (63, 507903), (77, 415557), (99, 323211), (189, 169301), (231, 138519), (297, 107737), (693, 46173), (2079, 15391)]