199999128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6043}}^1$

素因数の和:6256

約数の個数: 64

約数和(自身を含む): 574421760

約数和(自身を除く): 374422632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 788, 1182, 1379, 1576, 2364, 2758, 4137, 4728, 5516, 6043, 8274, 11032, 12086, 16548, 18129, 24172, 33096, 36258, 42301, 48344, 72516, 84602, 126903, 145032, 169204, 253806, 338408, 507612, 1015224, 1190471, 2380942, 3571413, 4761884, 7142826, 8333297, 9523768, 14285652, 16666594, 24999891, 28571304, 33333188, 49999782, 66666376, 99999564, 199999128]

約数ペア:

[(1, 199999128), (2, 99999564), (3, 66666376), (4, 49999782), (6, 33333188), (7, 28571304), (8, 24999891), (12, 16666594), (14, 14285652), (21, 9523768), (24, 8333297), (28, 7142826), (42, 4761884), (56, 3571413), (84, 2380942), (168, 1190471), (197, 1015224), (394, 507612), (591, 338408), (788, 253806), (1182, 169204), (1379, 145032), (1576, 126903), (2364, 84602), (2758, 72516), (4137, 48344), (4728, 42301), (5516, 36258), (6043, 33096), (8274, 24172), (11032, 18129), (12086, 16548)]