201251289

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 271093760

約数和(自身を除く): 69842471

約数列:

[1, 3, 139, 417, 487, 991, 1461, 2973, 67693, 137749, 203079, 413247, 482617, 1447851, 67083763, 201251289]

約数ペア:

[(1, 201251289), (3, 67083763), (139, 1447851), (417, 482617), (487, 413247), (991, 203079), (1461, 137749), (2973, 67693)]