291622006

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 491412096

約数和(自身を除く): 199790090

約数列:

[1, 2, 13, 26, 53, 73, 106, 146, 169, 223, 338, 446, 689, 949, 1378, 1898, 2899, 3869, 5798, 7738, 8957, 11819, 12337, 16279, 17914, 23638, 24674, 32558, 37687, 50297, 75374, 100594, 153647, 211627, 307294, 423254, 653861, 862787, 1307722, 1725574, 1997411, 2751151, 3994822, 5502302, 11216231, 22432462, 145811003, 291622006]

約数ペア:

[(1, 291622006), (2, 145811003), (13, 22432462), (26, 11216231), (53, 5502302), (73, 3994822), (106, 2751151), (146, 1997411), (169, 1725574), (223, 1307722), (338, 862787), (446, 653861), (689, 423254), (949, 307294), (1378, 211627), (1898, 153647), (2899, 100594), (3869, 75374), (5798, 50297), (7738, 37687), (8957, 32558), (11819, 24674), (12337, 23638), (16279, 17914)]