27917379

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1001

約数の個数: 40

約数和(自身を含む): 48612960

約数和(自身を除く): 20695581

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 929, 1113, 1431, 2787, 3339, 4293, 6503, 8361, 10017, 19509, 25083, 30051, 49237, 58527, 75249, 147711, 175581, 344659, 443133, 526743, 1033977, 1329399, 3101931, 3988197, 9305793, 27917379]

約数ペア:

[(1, 27917379), (3, 9305793), (7, 3988197), (9, 3101931), (21, 1329399), (27, 1033977), (53, 526743), (63, 443133), (81, 344659), (159, 175581), (189, 147711), (371, 75249), (477, 58527), (567, 49237), (929, 30051), (1113, 25083), (1431, 19509), (2787, 10017), (3339, 8361), (4293, 6503)]