256331372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1303}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 520515072

約数和(自身を除く): 264183700

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 263, 374, 526, 748, 1052, 1303, 2606, 2893, 4471, 5212, 5786, 8942, 11572, 14333, 17884, 22151, 28666, 44302, 49181, 57332, 88604, 98362, 196724, 243661, 342689, 487322, 685378, 974644, 1370756, 3769579, 5825713, 7539158, 11651426, 15078316, 23302852, 64082843, 128165686, 256331372]

約数ペア:

[(1, 256331372), (2, 128165686), (4, 64082843), (11, 23302852), (17, 15078316), (22, 11651426), (34, 7539158), (44, 5825713), (68, 3769579), (187, 1370756), (263, 974644), (374, 685378), (526, 487322), (748, 342689), (1052, 243661), (1303, 196724), (2606, 98362), (2893, 88604), (4471, 57332), (5212, 49181), (5786, 44302), (8942, 28666), (11572, 22151), (14333, 17884)]