213908488

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{9281}}^1$

素因数の和:9397

約数の個数: 32

約数和(自身を含む): 416576160

約数和(自身を除く): 202667672

約数列:

[1, 2, 4, 8, 43, 67, 86, 134, 172, 268, 344, 536, 2881, 5762, 9281, 11524, 18562, 23048, 37124, 74248, 399083, 621827, 798166, 1243654, 1596332, 2487308, 3192664, 4974616, 26738561, 53477122, 106954244, 213908488]

約数ペア:

[(1, 213908488), (2, 106954244), (4, 53477122), (8, 26738561), (43, 4974616), (67, 3192664), (86, 2487308), (134, 1596332), (172, 1243654), (268, 798166), (344, 621827), (536, 399083), (2881, 74248), (5762, 37124), (9281, 23048), (11524, 18562)]