156720998

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157667}}^1$

素因数の和:157747

約数の個数: 16

約数和(自身を含む): 272450304

約数和(自身を除く): 115729306

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 157667, 315334, 1103669, 2207338, 11194357, 22388714, 78360499, 156720998]

約数ペア:

[(1, 156720998), (2, 78360499), (7, 22388714), (14, 11194357), (71, 2207338), (142, 1103669), (497, 315334), (994, 157667)]