81883711

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3695

約数の個数: 24

約数和(自身を含む): 106696320

約数和(自身を除く): 24812609

約数列:

[1, 7, 13, 19, 91, 133, 169, 247, 1183, 1729, 3211, 3643, 22477, 25501, 47359, 69217, 331513, 484519, 615667, 899821, 4309669, 6298747, 11697673, 81883711]

約数ペア:

[(1, 81883711), (7, 11697673), (13, 6298747), (19, 4309669), (91, 899821), (133, 615667), (169, 484519), (247, 331513), (1183, 69217), (1729, 47359), (3211, 25501), (3643, 22477)]