27288261

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{233}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 53441856

約数和(自身を除く): 26153595

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 169, 231, 233, 273, 429, 507, 693, 699, 819, 1001, 1183, 1287, 1521, 1631, 1859, 2097, 2563, 3003, 3029, 3549, 4893, 5577, 7689, 9009, 9087, 10647, 13013, 14679, 16731, 17941, 21203, 23067, 27261, 33319, 39039, 39377, 53823, 63609, 99957, 117117, 118131, 161469, 190827, 233233, 275639, 299871, 354393, 433147, 699699, 826917, 1299441, 2099097, 2480751, 3032029, 3898323, 9096087, 27288261]

約数ペア:

[(1, 27288261), (3, 9096087), (7, 3898323), (9, 3032029), (11, 2480751), (13, 2099097), (21, 1299441), (33, 826917), (39, 699699), (63, 433147), (77, 354393), (91, 299871), (99, 275639), (117, 233233), (143, 190827), (169, 161469), (231, 118131), (233, 117117), (273, 99957), (429, 63609), (507, 53823), (693, 39377), (699, 39039), (819, 33319), (1001, 27261), (1183, 23067), (1287, 21203), (1521, 17941), (1631, 16731), (1859, 14679), (2097, 13013), (2563, 10647), (3003, 9087), (3029, 9009), (3549, 7689), (4893, 5577)]