18357381

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 33546240

約数和(自身を除く): 15188859

約数列:

[1, 3, 7, 9, 21, 23, 27, 41, 63, 69, 103, 123, 161, 189, 207, 287, 309, 369, 483, 621, 721, 861, 927, 943, 1107, 1449, 2163, 2369, 2583, 2781, 2829, 4223, 4347, 6489, 6601, 7107, 7749, 8487, 12669, 16583, 19467, 19803, 21321, 25461, 29561, 38007, 49749, 59409, 63963, 88683, 97129, 114021, 149247, 178227, 266049, 291387, 447741, 679903, 798147, 874161, 2039709, 2622483, 6119127, 18357381]

約数ペア:

[(1, 18357381), (3, 6119127), (7, 2622483), (9, 2039709), (21, 874161), (23, 798147), (27, 679903), (41, 447741), (63, 291387), (69, 266049), (103, 178227), (123, 149247), (161, 114021), (189, 97129), (207, 88683), (287, 63963), (309, 59409), (369, 49749), (483, 38007), (621, 29561), (721, 25461), (861, 21321), (927, 19803), (943, 19467), (1107, 16583), (1449, 12669), (2163, 8487), (2369, 7749), (2583, 7107), (2781, 6601), (2829, 6489), (4223, 4347)]