987760955

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{23321}}^1$

素因数の和:23566

約数の個数: 16

約数和(自身を含む): 1219087584

約数和(自身を除く): 231326629

約数列:

[1, 5, 43, 197, 215, 985, 8471, 23321, 42355, 116605, 1002803, 4594237, 5014015, 22971185, 197552191, 987760955]

約数ペア:

[(1, 987760955), (5, 197552191), (43, 22971185), (197, 5014015), (215, 4594237), (985, 1002803), (8471, 116605), (23321, 42355)]