71234541

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6247}}^1$

素因数の和:6441

約数の個数: 24

約数和(自身を含む): 118262144

約数和(自身を除く): 47027603

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 6247, 11403, 18741, 43729, 56223, 131187, 393561, 1130707, 3392121, 7914949, 10176363, 23744847, 71234541]

約数ペア:

[(1, 71234541), (3, 23744847), (7, 10176363), (9, 7914949), (21, 3392121), (63, 1130707), (181, 393561), (543, 131187), (1267, 56223), (1629, 43729), (3801, 18741), (6247, 11403)]