253209719

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1\times {\mathrm{809}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 294891840

約数和(自身を除く): 41682121

約数列:

[1, 7, 61, 427, 733, 809, 5131, 5663, 44713, 49349, 312991, 345443, 592997, 4150979, 36172817, 253209719]

約数ペア:

[(1, 253209719), (7, 36172817), (61, 4150979), (427, 592997), (733, 345443), (809, 312991), (5131, 49349), (5663, 44713)]