216642078

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{110419}}^1$

素因数の和:110536

約数の個数: 24

約数和(自身を含む): 473701800

約数和(自身を除く): 257059722

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 110419, 220838, 331257, 662514, 993771, 1987542, 12035671, 24071342, 36107013, 72214026, 108321039, 216642078]

約数ペア:

[(1, 216642078), (2, 108321039), (3, 72214026), (6, 36107013), (9, 24071342), (18, 12035671), (109, 1987542), (218, 993771), (327, 662514), (654, 331257), (981, 220838), (1962, 110419)]