13400145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 26889408

約数和(自身を除く): 13489263

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 107, 115, 121, 165, 207, 253, 321, 345, 363, 495, 535, 605, 759, 963, 1035, 1089, 1177, 1265, 1605, 1815, 2277, 2461, 2783, 3531, 3795, 4815, 5445, 5885, 7383, 8349, 10593, 11385, 12305, 12947, 13915, 17655, 22149, 25047, 27071, 36915, 38841, 41745, 52965, 64735, 81213, 110745, 116523, 125235, 135355, 194205, 243639, 297781, 406065, 582615, 893343, 1218195, 1488905, 2680029, 4466715, 13400145]

約数ペア:

[(1, 13400145), (3, 4466715), (5, 2680029), (9, 1488905), (11, 1218195), (15, 893343), (23, 582615), (33, 406065), (45, 297781), (55, 243639), (69, 194205), (99, 135355), (107, 125235), (115, 116523), (121, 110745), (165, 81213), (207, 64735), (253, 52965), (321, 41745), (345, 38841), (363, 36915), (495, 27071), (535, 25047), (605, 22149), (759, 17655), (963, 13915), (1035, 12947), (1089, 12305), (1177, 11385), (1265, 10593), (1605, 8349), (1815, 7383), (2277, 5885), (2461, 5445), (2783, 4815), (3531, 3795)]