66106719

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 120960000

約数和(自身を除く): 54853281

約数列:

[1, 3, 7, 9, 19, 21, 27, 41, 57, 63, 123, 133, 171, 189, 287, 369, 399, 449, 513, 779, 861, 1107, 1197, 1347, 2337, 2583, 3143, 3591, 4041, 5453, 7011, 7749, 8531, 9429, 12123, 16359, 18409, 21033, 25593, 28287, 49077, 55227, 59717, 76779, 84861, 128863, 147231, 165681, 179151, 230337, 349771, 386589, 497043, 537453, 1049313, 1159767, 1612359, 2448397, 3147939, 3479301, 7345191, 9443817, 22035573, 66106719]

約数ペア:

[(1, 66106719), (3, 22035573), (7, 9443817), (9, 7345191), (19, 3479301), (21, 3147939), (27, 2448397), (41, 1612359), (57, 1159767), (63, 1049313), (123, 537453), (133, 497043), (171, 386589), (189, 349771), (287, 230337), (369, 179151), (399, 165681), (449, 147231), (513, 128863), (779, 84861), (861, 76779), (1107, 59717), (1197, 55227), (1347, 49077), (2337, 28287), (2583, 25593), (3143, 21033), (3591, 18409), (4041, 16359), (5453, 12123), (7011, 9429), (7749, 8531)]