27791828181

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1\times {\mathrm{8761}}^1$

素因数の和:10226

約数の個数: 48

約数和(自身を含む): 45544175040

約数和(自身を除く): 17752346859

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 1427, 2223, 4281, 8761, 12843, 18551, 26283, 27113, 55653, 78849, 81339, 113893, 166459, 166959, 244017, 341679, 352469, 499377, 1025037, 1057407, 1498131, 2163967, 3172221, 6491901, 12501947, 19475703, 37505841, 112517523, 162525311, 237536993, 487575933, 712610979, 1462727799, 2137832937, 3087980909, 9263942727, 27791828181]

約数ペア:

[(1, 27791828181), (3, 9263942727), (9, 3087980909), (13, 2137832937), (19, 1462727799), (39, 712610979), (57, 487575933), (117, 237536993), (171, 162525311), (247, 112517523), (741, 37505841), (1427, 19475703), (2223, 12501947), (4281, 6491901), (8761, 3172221), (12843, 2163967), (18551, 1498131), (26283, 1057407), (27113, 1025037), (55653, 499377), (78849, 352469), (81339, 341679), (113893, 244017), (166459, 166959)]