66706815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1$

素因数の和:1216

約数の個数: 64

約数和(自身を含む): 132940800

約数和(自身を除く): 66233985

約数列:

[1, 3, 5, 7, 15, 19, 21, 29, 35, 57, 87, 95, 105, 133, 145, 203, 285, 399, 435, 551, 609, 665, 1015, 1153, 1653, 1995, 2755, 3045, 3459, 3857, 5765, 8071, 8265, 11571, 17295, 19285, 21907, 24213, 33437, 40355, 57855, 65721, 100311, 109535, 121065, 153349, 167185, 234059, 328605, 460047, 501555, 635303, 702177, 766745, 1170295, 1905909, 2300235, 3176515, 3510885, 4447121, 9529545, 13341363, 22235605, 66706815]

約数ペア:

[(1, 66706815), (3, 22235605), (5, 13341363), (7, 9529545), (15, 4447121), (19, 3510885), (21, 3176515), (29, 2300235), (35, 1905909), (57, 1170295), (87, 766745), (95, 702177), (105, 635303), (133, 501555), (145, 460047), (203, 328605), (285, 234059), (399, 167185), (435, 153349), (551, 121065), (609, 109535), (665, 100311), (1015, 65721), (1153, 57855), (1653, 40355), (1995, 33437), (2755, 24213), (3045, 21907), (3459, 19285), (3857, 17295), (5765, 11571), (8071, 8265)]