421569128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{16061}}^1$

素因数の和:16277

約数の個数: 32

約数和(自身を含む): 841327560

約数和(自身を除く): 419758432

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 193, 386, 772, 1544, 3281, 6562, 13124, 16061, 26248, 32122, 64244, 128488, 273037, 546074, 1092148, 2184296, 3099773, 6199546, 12399092, 24798184, 52696141, 105392282, 210784564, 421569128]

約数ペア:

[(1, 421569128), (2, 210784564), (4, 105392282), (8, 52696141), (17, 24798184), (34, 12399092), (68, 6199546), (136, 3099773), (193, 2184296), (386, 1092148), (772, 546074), (1544, 273037), (3281, 128488), (6562, 64244), (13124, 32122), (16061, 26248)]