23921989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 29612800

約数和(自身を除く): 5690811

約数列:

[1, 7, 13, 91, 199, 1321, 1393, 2587, 9247, 17173, 18109, 120211, 262879, 1840153, 3417427, 23921989]

約数ペア:

[(1, 23921989), (7, 3417427), (13, 1840153), (91, 262879), (199, 120211), (1321, 18109), (1393, 17173), (2587, 9247)]