27813279

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 42223104

約数和(自身を除く): 14409825

約数列:

[1, 3, 13, 23, 39, 69, 101, 299, 303, 307, 897, 921, 1313, 2323, 3939, 3991, 6969, 7061, 11973, 21183, 30199, 31007, 90597, 91793, 93021, 275379, 403091, 713161, 1209273, 2139483, 9271093, 27813279]

約数ペア:

[(1, 27813279), (3, 9271093), (13, 2139483), (23, 1209273), (39, 713161), (69, 403091), (101, 275379), (299, 93021), (303, 91793), (307, 90597), (897, 31007), (921, 30199), (1313, 21183), (2323, 11973), (3939, 7061), (3991, 6969)]