15974889

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 25657344

約数和(自身を除く): 9682455

約数列:

[1, 3, 7, 21, 31, 53, 93, 159, 217, 371, 463, 651, 1113, 1389, 1643, 3241, 4929, 9723, 11501, 14353, 24539, 34503, 43059, 73617, 100471, 171773, 301413, 515319, 760709, 2282127, 5324963, 15974889]

約数ペア:

[(1, 15974889), (3, 5324963), (7, 2282127), (21, 760709), (31, 515319), (53, 301413), (93, 171773), (159, 100471), (217, 73617), (371, 43059), (463, 34503), (651, 24539), (1113, 14353), (1389, 11501), (1643, 9723), (3241, 4929)]