40289739

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 63897600

約数和(自身を除く): 23607861

約数列:

[1, 3, 7, 21, 31, 93, 199, 217, 311, 597, 651, 933, 1393, 2177, 4179, 6169, 6531, 9641, 18507, 28923, 43183, 61889, 67487, 129549, 185667, 202461, 433223, 1299669, 1918559, 5755677, 13429913, 40289739]

約数ペア:

[(1, 40289739), (3, 13429913), (7, 5755677), (21, 1918559), (31, 1299669), (93, 433223), (199, 202461), (217, 185667), (311, 129549), (597, 67487), (651, 61889), (933, 43183), (1393, 28923), (2177, 18507), (4179, 9641), (6169, 6531)]