217420783812

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{317866643}}^1$

素因数の和:317866672

約数の個数: 36

約数和(自身を含む): 578517292080

約数和(自身を除く): 361096508268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 317866643, 635733286, 953599929, 1271466572, 1907199858, 2860799787, 3814399716, 5721599574, 6039466217, 11443199148, 12078932434, 18118398651, 24157864868, 36236797302, 54355195953, 72473594604, 108710391906, 217420783812]

約数ペア:

[(1, 217420783812), (2, 108710391906), (3, 72473594604), (4, 54355195953), (6, 36236797302), (9, 24157864868), (12, 18118398651), (18, 12078932434), (19, 11443199148), (36, 6039466217), (38, 5721599574), (57, 3814399716), (76, 2860799787), (114, 1907199858), (171, 1271466572), (228, 953599929), (342, 635733286), (684, 317866643)]