40909419

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{877}}^1$

素因数の和:1027

約数の個数: 24

約数和(自身を含む): 60813792

約数和(自身を除く): 19904373

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 877, 2631, 5183, 7893, 15549, 46647, 62267, 64021, 186801, 192063, 560403, 576189, 4545491, 13636473, 40909419]

約数ペア:

[(1, 40909419), (3, 13636473), (9, 4545491), (71, 576189), (73, 560403), (213, 192063), (219, 186801), (639, 64021), (657, 62267), (877, 46647), (2631, 15549), (5183, 7893)]