42813561

素因数分解:

$3^1\times 7^1\times {\mathrm{1223}}^1\times {\mathrm{1667}}^1$

素因数の和:2900

約数の個数: 16

約数和(自身を含む): 65332224

約数和(自身を除く): 22518663

約数列:

[1, 3, 7, 21, 1223, 1667, 3669, 5001, 8561, 11669, 25683, 35007, 2038741, 6116223, 14271187, 42813561]

約数ペア:

[(1, 42813561), (3, 14271187), (7, 6116223), (21, 2038741), (1223, 35007), (1667, 25683), (3669, 11669), (5001, 8561)]