15988063

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 21099120

約数和(自身を除く): 5111057

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1321, 1729, 9247, 12103, 17173, 25099, 64729, 120211, 175693, 326287, 841477, 1229851, 2284009, 15988063]

約数ペア:

[(1, 15988063), (7, 2284009), (13, 1229851), (19, 841477), (49, 326287), (91, 175693), (133, 120211), (247, 64729), (637, 25099), (931, 17173), (1321, 12103), (1729, 9247)]