215764381

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{5003}}^1$

素因数の和:5172

約数の個数: 16

約数和(自身を含む): 253162368

約数和(自身を除く): 37397987

約数列:

[1, 7, 61, 101, 427, 707, 5003, 6161, 35021, 43127, 305183, 505303, 2136281, 3537121, 30823483, 215764381]

約数ペア:

[(1, 215764381), (7, 30823483), (61, 3537121), (101, 2136281), (427, 505303), (707, 305183), (5003, 43127), (6161, 35021)]