81279553914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{861907}}^1$

素因数の和:861972

約数の個数: 72

約数和(自身を含む): 196845996672

約数和(自身を除く): 115566442758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 169, 186, 234, 279, 338, 403, 507, 558, 806, 1014, 1209, 1521, 2418, 3042, 3627, 5239, 7254, 10478, 15717, 31434, 47151, 94302, 861907, 1723814, 2585721, 5171442, 7757163, 11204791, 15514326, 22409582, 26719117, 33614373, 53438234, 67228746, 80157351, 100843119, 145662283, 160314702, 201686238, 240472053, 291324566, 347348521, 436986849, 480944106, 694697042, 873973698, 1042045563, 1310960547, 2084091126, 2621921094, 3126136689, 4515530773, 6252273378, 9031061546, 13546592319, 27093184638, 40639776957, 81279553914]

約数ペア:

[(1, 81279553914), (2, 40639776957), (3, 27093184638), (6, 13546592319), (9, 9031061546), (13, 6252273378), (18, 4515530773), (26, 3126136689), (31, 2621921094), (39, 2084091126), (62, 1310960547), (78, 1042045563), (93, 873973698), (117, 694697042), (169, 480944106), (186, 436986849), (234, 347348521), (279, 291324566), (338, 240472053), (403, 201686238), (507, 160314702), (558, 145662283), (806, 100843119), (1014, 80157351), (1209, 67228746), (1521, 53438234), (2418, 33614373), (3042, 26719117), (3627, 22409582), (5239, 15514326), (7254, 11204791), (10478, 7757163), (15717, 5171442), (31434, 2585721), (47151, 1723814), (94302, 861907)]