259073421124

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{645727}}^1$

素因数の和:645857

約数の個数: 72

約数和(自身を含む): 556514219520

約数和(自身を除く): 297440798396

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 89, 92, 98, 161, 178, 196, 322, 356, 623, 644, 1127, 1246, 2047, 2254, 2492, 4094, 4361, 4508, 8188, 8722, 14329, 17444, 28658, 57316, 100303, 200606, 401212, 645727, 1291454, 2582908, 4520089, 9040178, 14851721, 18080356, 29703442, 31640623, 57469703, 59406884, 63281246, 103962047, 114939406, 126562492, 207924094, 229878812, 402287921, 415848188, 727734329, 804575842, 1321803169, 1455468658, 1609151684, 2643606338, 2816015447, 2910937316, 5287212676, 5632030894, 9252622183, 11264061788, 18505244366, 37010488732, 64768355281, 129536710562, 259073421124]

約数ペア:

[(1, 259073421124), (2, 129536710562), (4, 64768355281), (7, 37010488732), (14, 18505244366), (23, 11264061788), (28, 9252622183), (46, 5632030894), (49, 5287212676), (89, 2910937316), (92, 2816015447), (98, 2643606338), (161, 1609151684), (178, 1455468658), (196, 1321803169), (322, 804575842), (356, 727734329), (623, 415848188), (644, 402287921), (1127, 229878812), (1246, 207924094), (2047, 126562492), (2254, 114939406), (2492, 103962047), (4094, 63281246), (4361, 59406884), (4508, 57469703), (8188, 31640623), (8722, 29703442), (14329, 18080356), (17444, 14851721), (28658, 9040178), (57316, 4520089), (100303, 2582908), (200606, 1291454), (401212, 645727)]