31709886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5569}}^1$

素因数の和:5660

約数の個数: 32

約数和(自身を含む): 69246240

約数和(自身を除く): 37536354

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5569, 5694, 11138, 16707, 33414, 72397, 144794, 217191, 406537, 434382, 813074, 1219611, 2439222, 5284981, 10569962, 15854943, 31709886]

約数ペア:

[(1, 31709886), (2, 15854943), (3, 10569962), (6, 5284981), (13, 2439222), (26, 1219611), (39, 813074), (73, 434382), (78, 406537), (146, 217191), (219, 144794), (438, 72397), (949, 33414), (1898, 16707), (2847, 11138), (5569, 5694)]