254561434

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 411642000

約数和(自身を除く): 157080566

約数列:

[1, 2, 17, 34, 109, 149, 218, 298, 461, 922, 1853, 2533, 3706, 5066, 7837, 15674, 16241, 32482, 50249, 68689, 100498, 137378, 276097, 552194, 854233, 1167713, 1708466, 2335426, 7487101, 14974202, 127280717, 254561434]

約数ペア:

[(1, 254561434), (2, 127280717), (17, 14974202), (34, 7487101), (109, 2335426), (149, 1708466), (218, 1167713), (298, 854233), (461, 552194), (922, 276097), (1853, 137378), (2533, 100498), (3706, 68689), (5066, 50249), (7837, 32482), (15674, 16241)]