13461721

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{3019}}^1$

素因数の和:3053

約数の個数: 16

約数和(自身を含む): 16912000

約数和(自身を除く): 3450279

約数列:

[1, 7, 13, 49, 91, 343, 637, 3019, 4459, 21133, 39247, 147931, 274729, 1035517, 1923103, 13461721]

約数ペア:

[(1, 13461721), (7, 1923103), (13, 1035517), (49, 274729), (91, 147931), (343, 39247), (637, 21133), (3019, 4459)]