520047729

素因数分解:

$3^3\times {\mathrm{1223}}^1\times {\mathrm{15749}}^1$

素因数の和:16981

約数の個数: 16

約数和(自身を含む): 771120000

約数和(自身を除く): 251072271

約数列:

[1, 3, 9, 27, 1223, 3669, 11007, 15749, 33021, 47247, 141741, 425223, 19261027, 57783081, 173349243, 520047729]

約数ペア:

[(1, 520047729), (3, 173349243), (9, 57783081), (27, 19261027), (1223, 425223), (3669, 141741), (11007, 47247), (15749, 33021)]