1296001978

素因数分解:

$2^1\times {\mathrm{557}}^1\times {\mathrm{1009}}^1\times {\mathrm{1153}}^1$

素因数の和:2721

約数の個数: 16

約数和(自身を含む): 1951113960

約数和(自身を除く): 655111982

約数列:

[1, 2, 557, 1009, 1114, 1153, 2018, 2306, 562013, 642221, 1124026, 1163377, 1284442, 2326754, 648000989, 1296001978]

約数ペア:

[(1, 1296001978), (2, 648000989), (557, 2326754), (1009, 1284442), (1114, 1163377), (1153, 1124026), (2018, 642221), (2306, 562013)]