641821338

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{227113}}^1$

素因数の和:227278

約数の個数: 24

約数和(自身を含む): 1399476468

約数和(自身を除く): 757655130

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 227113, 454226, 681339, 1362678, 2044017, 4088034, 35656741, 71313482, 106970223, 213940446, 320910669, 641821338]

約数ペア:

[(1, 641821338), (2, 320910669), (3, 213940446), (6, 106970223), (9, 71313482), (18, 35656741), (157, 4088034), (314, 2044017), (471, 1362678), (942, 681339), (1413, 454226), (2826, 227113)]