856172247

素因数分解:

$3^1\times 7^3\times {\mathrm{233}}^1\times {\mathrm{3571}}^1$

素因数の和:3828

約数の個数: 32

約数和(自身を含む): 1337356800

約数和(自身を除く): 481184553

約数列:

[1, 3, 7, 21, 49, 147, 233, 343, 699, 1029, 1631, 3571, 4893, 10713, 11417, 24997, 34251, 74991, 79919, 174979, 239757, 524937, 832043, 1224853, 2496129, 3674559, 5824301, 17472903, 40770107, 122310321, 285390749, 856172247]

約数ペア:

[(1, 856172247), (3, 285390749), (7, 122310321), (21, 40770107), (49, 17472903), (147, 5824301), (233, 3674559), (343, 2496129), (699, 1224853), (1029, 832043), (1631, 524937), (3571, 239757), (4893, 174979), (10713, 79919), (11417, 74991), (24997, 34251)]