1716393

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 2744512

約数和(自身を除く): 1028119

約数列:

[1, 3, 7, 21, 37, 47, 111, 141, 259, 329, 777, 987, 1739, 2209, 5217, 6627, 12173, 15463, 36519, 46389, 81733, 245199, 572131, 1716393]

約数ペア:

[(1, 1716393), (3, 572131), (7, 245199), (21, 81733), (37, 46389), (47, 36519), (111, 15463), (141, 12173), (259, 6627), (329, 5217), (777, 2209), (987, 1739)]