131180784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{390419}}^1$

素因数の和:390437

約数の個数: 40

約数和(自身を含む): 387296640

約数和(自身を除く): 256115856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 390419, 780838, 1171257, 1561676, 2342514, 2732933, 3123352, 4685028, 5465866, 6246704, 8198799, 9370056, 10931732, 16397598, 18740112, 21863464, 32795196, 43726928, 65590392, 131180784]

約数ペア:

[(1, 131180784), (2, 65590392), (3, 43726928), (4, 32795196), (6, 21863464), (7, 18740112), (8, 16397598), (12, 10931732), (14, 9370056), (16, 8198799), (21, 6246704), (24, 5465866), (28, 4685028), (42, 3123352), (48, 2732933), (56, 2342514), (84, 1561676), (112, 1171257), (168, 780838), (336, 390419)]