42769209

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{15313}}^1$

素因数の和:15349

約数の個数: 24

約数和(自身を含む): 69831840

約数和(自身を除く): 27062631

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 15313, 45939, 107191, 290947, 321573, 750337, 872841, 2036629, 2251011, 6109887, 14256403, 42769209]

約数ペア:

[(1, 42769209), (3, 14256403), (7, 6109887), (19, 2251011), (21, 2036629), (49, 872841), (57, 750337), (133, 321573), (147, 290947), (399, 107191), (931, 45939), (2793, 15313)]