217181808

素因数分解:

$2^4\times 3^2\times {\mathrm{1508207}}^1$

素因数の和:1508221

約数の個数: 30

約数和(自身を含む): 607807824

約数和(自身を除く): 390626016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1508207, 3016414, 4524621, 6032828, 9049242, 12065656, 13573863, 18098484, 24131312, 27147726, 36196968, 54295452, 72393936, 108590904, 217181808]

約数ペア:

[(1, 217181808), (2, 108590904), (3, 72393936), (4, 54295452), (6, 36196968), (8, 27147726), (9, 24131312), (12, 18098484), (16, 13573863), (18, 12065656), (24, 9049242), (36, 6032828), (48, 4524621), (72, 3016414), (144, 1508207)]