248775138

素因数分解:

$2^1\times 3^5\times {\mathrm{557}}^1\times {\mathrm{919}}^1$

素因数の和:1493

約数の個数: 48

約数和(自身を含む): 560589120

約数和(自身を除く): 311813982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 557, 919, 1114, 1671, 1838, 2757, 3342, 5013, 5514, 8271, 10026, 15039, 16542, 24813, 30078, 45117, 49626, 74439, 90234, 135351, 148878, 223317, 270702, 446634, 511883, 1023766, 1535649, 3071298, 4606947, 9213894, 13820841, 27641682, 41462523, 82925046, 124387569, 248775138]

約数ペア:

[(1, 248775138), (2, 124387569), (3, 82925046), (6, 41462523), (9, 27641682), (18, 13820841), (27, 9213894), (54, 4606947), (81, 3071298), (162, 1535649), (243, 1023766), (486, 511883), (557, 446634), (919, 270702), (1114, 223317), (1671, 148878), (1838, 135351), (2757, 90234), (3342, 74439), (5013, 49626), (5514, 45117), (8271, 30078), (10026, 24813), (15039, 16542)]