261602404

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1579}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 537604480

約数和(自身を除く): 276002076

約数列:

[1, 2, 4, 7, 14, 28, 61, 97, 122, 194, 244, 388, 427, 679, 854, 1358, 1579, 1708, 2716, 3158, 5917, 6316, 11053, 11834, 22106, 23668, 41419, 44212, 82838, 96319, 153163, 165676, 192638, 306326, 385276, 612652, 674233, 1072141, 1348466, 2144282, 2696932, 4288564, 9342943, 18685886, 37371772, 65400601, 130801202, 261602404]

約数ペア:

[(1, 261602404), (2, 130801202), (4, 65400601), (7, 37371772), (14, 18685886), (28, 9342943), (61, 4288564), (97, 2696932), (122, 2144282), (194, 1348466), (244, 1072141), (388, 674233), (427, 612652), (679, 385276), (854, 306326), (1358, 192638), (1579, 165676), (1708, 153163), (2716, 96319), (3158, 82838), (5917, 44212), (6316, 41419), (11053, 23668), (11834, 22106)]