181507222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{349}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 298821600

約数和(自身を除く): 117314378

約数列:

[1, 2, 13, 26, 83, 166, 241, 349, 482, 698, 1079, 2158, 3133, 4537, 6266, 9074, 20003, 28967, 40006, 57934, 84109, 168218, 260039, 376571, 520078, 753142, 1093417, 2186834, 6981047, 13962094, 90753611, 181507222]

約数ペア:

[(1, 181507222), (2, 90753611), (13, 13962094), (26, 6981047), (83, 2186834), (166, 1093417), (241, 753142), (349, 520078), (482, 376571), (698, 260039), (1079, 168218), (2158, 84109), (3133, 57934), (4537, 40006), (6266, 28967), (9074, 20003)]