257082018

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{1117}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 521614080

約数和(自身を除く): 264532062

約数列:

[1, 2, 3, 6, 89, 178, 267, 431, 534, 862, 1117, 1293, 2234, 2586, 3351, 6702, 38359, 76718, 99413, 115077, 198826, 230154, 298239, 481427, 596478, 962854, 1444281, 2888562, 42847003, 85694006, 128541009, 257082018]

約数ペア:

[(1, 257082018), (2, 128541009), (3, 85694006), (6, 42847003), (89, 2888562), (178, 1444281), (267, 962854), (431, 596478), (534, 481427), (862, 298239), (1117, 230154), (1293, 198826), (2234, 115077), (2586, 99413), (3351, 76718), (6702, 38359)]