3947742

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3089}}^1$

素因数の和:3168

約数の個数: 24

約数和(自身を含む): 8676720

約数和(自身を除く): 4728978

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 3089, 6178, 9267, 18534, 27801, 55602, 219319, 438638, 657957, 1315914, 1973871, 3947742]

約数ペア:

[(1, 3947742), (2, 1973871), (3, 1315914), (6, 657957), (9, 438638), (18, 219319), (71, 55602), (142, 27801), (213, 18534), (426, 9267), (639, 6178), (1278, 3089)]