31499912

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3797}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 63578520

約数和(自身を除く): 32078608

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 3797, 4148, 7594, 8296, 15188, 30376, 64549, 129098, 231617, 258196, 463234, 516392, 926468, 1852936, 3937489, 7874978, 15749956, 31499912]

約数ペア:

[(1, 31499912), (2, 15749956), (4, 7874978), (8, 3937489), (17, 1852936), (34, 926468), (61, 516392), (68, 463234), (122, 258196), (136, 231617), (244, 129098), (488, 64549), (1037, 30376), (2074, 15188), (3797, 8296), (4148, 7594)]