64718541

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 110073600

約数和(自身を除く): 45355059

約数列:

[1, 3, 9, 17, 19, 27, 41, 51, 57, 123, 153, 171, 181, 323, 369, 459, 513, 543, 697, 779, 969, 1107, 1629, 2091, 2337, 2907, 3077, 3439, 4887, 6273, 7011, 7421, 8721, 9231, 10317, 13243, 18819, 21033, 22263, 27693, 30951, 39729, 58463, 66789, 83079, 92853, 119187, 126157, 140999, 175389, 200367, 357561, 378471, 422997, 526167, 1135413, 1268991, 1578501, 2396983, 3406239, 3806973, 7190949, 21572847, 64718541]

約数ペア:

[(1, 64718541), (3, 21572847), (9, 7190949), (17, 3806973), (19, 3406239), (27, 2396983), (41, 1578501), (51, 1268991), (57, 1135413), (123, 526167), (153, 422997), (171, 378471), (181, 357561), (323, 200367), (369, 175389), (459, 140999), (513, 126157), (543, 119187), (697, 92853), (779, 83079), (969, 66789), (1107, 58463), (1629, 39729), (2091, 30951), (2337, 27693), (2907, 22263), (3077, 21033), (3439, 18819), (4887, 13243), (6273, 10317), (7011, 9231), (7421, 8721)]