280605186

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19081}}^1$

素因数の和:19151

約数の個数: 48

約数和(自身を含む): 654894240

約数和(自身を除く): 374289054

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2451, 4902, 7353, 14706, 19081, 38162, 57243, 114486, 171729, 343458, 362539, 725078, 820483, 1087617, 1640966, 2175234, 2461449, 3262851, 4922898, 6525702, 7384347, 14768694, 15589177, 31178354, 46767531, 93535062, 140302593, 280605186]

約数ペア:

[(1, 280605186), (2, 140302593), (3, 93535062), (6, 46767531), (9, 31178354), (18, 15589177), (19, 14768694), (38, 7384347), (43, 6525702), (57, 4922898), (86, 3262851), (114, 2461449), (129, 2175234), (171, 1640966), (258, 1087617), (342, 820483), (387, 725078), (774, 362539), (817, 343458), (1634, 171729), (2451, 114486), (4902, 57243), (7353, 38162), (14706, 19081)]