128542246

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 223990848

約数和(自身を除く): 95448602

約数列:

[1, 2, 7, 14, 113, 193, 226, 386, 421, 791, 842, 1351, 1582, 2702, 2947, 5894, 21809, 43618, 47573, 81253, 95146, 152663, 162506, 305326, 333011, 568771, 666022, 1137542, 9181589, 18363178, 64271123, 128542246]

約数ペア:

[(1, 128542246), (2, 64271123), (7, 18363178), (14, 9181589), (113, 1137542), (193, 666022), (226, 568771), (386, 333011), (421, 305326), (791, 162506), (842, 152663), (1351, 95146), (1582, 81253), (2702, 47573), (2947, 43618), (5894, 21809)]