40786431

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 64339968

約数和(自身を除く): 23553537

約数列:

[1, 3, 7, 21, 41, 123, 127, 287, 373, 381, 861, 889, 1119, 2611, 2667, 5207, 7833, 15293, 15621, 36449, 45879, 47371, 107051, 109347, 142113, 321153, 331597, 994791, 1942211, 5826633, 13595477, 40786431]

約数ペア:

[(1, 40786431), (3, 13595477), (7, 5826633), (21, 1942211), (41, 994791), (123, 331597), (127, 321153), (287, 142113), (373, 109347), (381, 107051), (861, 47371), (889, 45879), (1119, 36449), (2611, 15621), (2667, 15293), (5207, 7833)]