1387694881

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{4271}}^1$

素因数の和:4572

約数の個数: 16

約数和(自身を含む): 1469841408

約数和(自身を除く): 82146527

約数列:

[1, 31, 47, 223, 1457, 4271, 6913, 10481, 132401, 200737, 324911, 952433, 6222847, 29525423, 44764351, 1387694881]

約数ペア:

[(1, 1387694881), (31, 44764351), (47, 29525423), (223, 6222847), (1457, 952433), (4271, 324911), (6913, 200737), (10481, 132401)]