81212796

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{6577}}^1$

素因数の和:6608

約数の個数: 72

約数和(自身を含む): 239439200

約数和(自身を除く): 158226404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 6577, 12348, 13154, 19731, 26308, 39462, 46039, 59193, 78924, 92078, 118386, 138117, 184156, 236772, 276234, 322273, 414351, 552468, 644546, 828702, 966819, 1289092, 1657404, 1933638, 2255911, 2900457, 3867276, 4511822, 5800914, 6767733, 9023644, 11601828, 13535466, 20303199, 27070932, 40606398, 81212796]

約数ペア:

[(1, 81212796), (2, 40606398), (3, 27070932), (4, 20303199), (6, 13535466), (7, 11601828), (9, 9023644), (12, 6767733), (14, 5800914), (18, 4511822), (21, 3867276), (28, 2900457), (36, 2255911), (42, 1933638), (49, 1657404), (63, 1289092), (84, 966819), (98, 828702), (126, 644546), (147, 552468), (196, 414351), (252, 322273), (294, 276234), (343, 236772), (441, 184156), (588, 138117), (686, 118386), (882, 92078), (1029, 78924), (1372, 59193), (1764, 46039), (2058, 39462), (3087, 26308), (4116, 19731), (6174, 13154), (6577, 12348)]