39639421

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:432

約数の個数: 16

約数和(自身を含む): 42375168

約数和(自身を除く): 2735747

約数列:

[1, 31, 43, 131, 227, 1333, 4061, 5633, 7037, 9761, 29737, 174623, 302591, 921847, 1278691, 39639421]

約数ペア:

[(1, 39639421), (31, 1278691), (43, 921847), (131, 302591), (227, 174623), (1333, 29737), (4061, 9761), (5633, 7037)]