129281404

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{17827}}^1$

素因数の和:17882

約数の個数: 36

約数和(自身を含む): 270308136

約数和(自身を除く): 141026732

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 3626, 7252, 17827, 35654, 71308, 124789, 249578, 499156, 659599, 873523, 1319198, 1747046, 2638396, 3494092, 4617193, 9234386, 18468772, 32320351, 64640702, 129281404]

約数ペア:

[(1, 129281404), (2, 64640702), (4, 32320351), (7, 18468772), (14, 9234386), (28, 4617193), (37, 3494092), (49, 2638396), (74, 1747046), (98, 1319198), (148, 873523), (196, 659599), (259, 499156), (518, 249578), (1036, 124789), (1813, 71308), (3626, 35654), (7252, 17827)]