989308955

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{55439}}^1$

素因数の和:55570

約数の個数: 16

約数和(自身を含む): 1229437440

約数和(自身を除く): 240128485

約数列:

[1, 5, 43, 83, 215, 415, 3569, 17845, 55439, 277195, 2383877, 4601437, 11919385, 23007185, 197861791, 989308955]

約数ペア:

[(1, 989308955), (5, 197861791), (43, 23007185), (83, 11919385), (215, 4601437), (415, 2383877), (3569, 277195), (17845, 55439)]