1245375705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{21067}}^1$

素因数の和:21645

約数の個数: 32

約数和(自身を含む): 2281411584

約数和(自身を除く): 1036035879

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 563, 1689, 2815, 3941, 8445, 11823, 19705, 21067, 59115, 63201, 105335, 147469, 316005, 442407, 737345, 2212035, 11860721, 35582163, 59303605, 83025047, 177910815, 249075141, 415125235, 1245375705]

約数ペア:

[(1, 1245375705), (3, 415125235), (5, 249075141), (7, 177910815), (15, 83025047), (21, 59303605), (35, 35582163), (105, 11860721), (563, 2212035), (1689, 737345), (2815, 442407), (3941, 316005), (8445, 147469), (11823, 105335), (19705, 63201), (21067, 59115)]