27886851

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 18108189

約数列:

[1, 3, 9, 17, 19, 51, 53, 57, 153, 159, 171, 181, 323, 477, 543, 901, 969, 1007, 1629, 2703, 2907, 3021, 3077, 3439, 8109, 9063, 9231, 9593, 10317, 17119, 27693, 28779, 30951, 51357, 58463, 86337, 154071, 163081, 175389, 182267, 489243, 526167, 546801, 1467729, 1640403, 3098539, 9295617, 27886851]

約数ペア:

[(1, 27886851), (3, 9295617), (9, 3098539), (17, 1640403), (19, 1467729), (51, 546801), (53, 526167), (57, 489243), (153, 182267), (159, 175389), (171, 163081), (181, 154071), (323, 86337), (477, 58463), (543, 51357), (901, 30951), (969, 28779), (1007, 27693), (1629, 17119), (2703, 10317), (2907, 9593), (3021, 9231), (3077, 9063), (3439, 8109)]