1276724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2388960

約数和(自身を除く): 1112236

約数列:

[1, 2, 4, 19, 38, 76, 107, 157, 214, 314, 428, 628, 2033, 2983, 4066, 5966, 8132, 11932, 16799, 33598, 67196, 319181, 638362, 1276724]

約数ペア:

[(1, 1276724), (2, 638362), (4, 319181), (19, 67196), (38, 33598), (76, 16799), (107, 11932), (157, 8132), (214, 5966), (314, 4066), (428, 2983), (628, 2033)]