813148

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:381

約数の個数: 24

約数和(自身を含む): 1647072

約数和(自身を除く): 833924

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 257, 452, 514, 791, 1028, 1582, 1799, 3164, 3598, 7196, 29041, 58082, 116164, 203287, 406574, 813148]

約数ペア:

[(1, 813148), (2, 406574), (4, 203287), (7, 116164), (14, 58082), (28, 29041), (113, 7196), (226, 3598), (257, 3164), (452, 1799), (514, 1582), (791, 1028)]