81635666

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2631

約数の個数: 48

約数和(自身を含む): 158824800

約数和(自身を除く): 77189134

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 49, 98, 119, 133, 238, 266, 323, 646, 833, 931, 1666, 1862, 2261, 2579, 4522, 5158, 15827, 18053, 31654, 36106, 43843, 49001, 87686, 98002, 126371, 252742, 306901, 343007, 613802, 686014, 833017, 1666034, 2148307, 2401049, 4296614, 4802098, 5831119, 11662238, 40817833, 81635666]

約数ペア:

[(1, 81635666), (2, 40817833), (7, 11662238), (14, 5831119), (17, 4802098), (19, 4296614), (34, 2401049), (38, 2148307), (49, 1666034), (98, 833017), (119, 686014), (133, 613802), (238, 343007), (266, 306901), (323, 252742), (646, 126371), (833, 98002), (931, 87686), (1666, 49001), (1862, 43843), (2261, 36106), (2579, 31654), (4522, 18053), (5158, 15827)]