207864579

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9049}}^1$

素因数の和:9115

約数の個数: 32

約数和(自身を含む): 324352000

約数和(自身を除く): 116487421

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1767, 7657, 9049, 22971, 27147, 117637, 171931, 280519, 352911, 515793, 841557, 2235103, 3646747, 5329861, 6705309, 10940241, 15989583, 69288193, 207864579]

約数ペア:

[(1, 207864579), (3, 69288193), (13, 15989583), (19, 10940241), (31, 6705309), (39, 5329861), (57, 3646747), (93, 2235103), (247, 841557), (403, 515793), (589, 352911), (741, 280519), (1209, 171931), (1767, 117637), (7657, 27147), (9049, 22971)]