207878031

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{22937}}^1$

素因数の和:23015

約数の個数: 24

約数和(自身を含む): 322049520

約数和(自身を除く): 114171489

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 3021, 9063, 22937, 68811, 206433, 435803, 1215661, 1307409, 3646983, 3922227, 10940949, 23097559, 69292677, 207878031]

約数ペア:

[(1, 207878031), (3, 69292677), (9, 23097559), (19, 10940949), (53, 3922227), (57, 3646983), (159, 1307409), (171, 1215661), (477, 435803), (1007, 206433), (3021, 68811), (9063, 22937)]