1221626

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1309

約数の個数: 16

約数和(自身を含む): 2125440

約数和(自身を除く): 903814

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 1229, 2458, 8603, 17206, 87259, 174518, 610813, 1221626]

約数ペア:

[(1, 1221626), (2, 610813), (7, 174518), (14, 87259), (71, 17206), (142, 8603), (497, 2458), (994, 1229)]