15198385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1019}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 19339200

約数和(自身を除く): 4140815

約数列:

[1, 5, 19, 95, 157, 785, 1019, 2983, 5095, 14915, 19361, 96805, 159983, 799915, 3039677, 15198385]

約数ペア:

[(1, 15198385), (5, 3039677), (19, 799915), (95, 159983), (157, 96805), (785, 19361), (1019, 14915), (2983, 5095)]